Common use of Formula Clause in Contracts

Formula. The Airframe Price Adjustment will be determined at the time of Aircraft delivery in accordance with the following formula: Pa = (P)(L + M - 1) Where: Pa = Airframe Price Adjustment. L = .65 x ECI --- 130.1 M = .35 x ICI --- 123.6 P = Aircraft Basic Price (as set forth in Article 3.2 of this Agreement) less the base price of Engines (as defined in this Exhibit D-1) in the amount of: [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block B "A" Market Aircraft} [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block C and Block D "B" Market Aircraft} ECI = A value using the "Employment Cost Index for workers in aerospace manufacturing" (aircraft manufacturing, standard industrial classification code 3721, compensation, base month and year June 1989 = 100), as released by the Bureau of Labor Statistics, U.S. Department of Labor on a quarterly basis for the months of March, June, September and December, calculated as follows: A three-month arithmetic average value (expressed as a decimal and rounded to the nearest tenth) will be determined using the months set forth in the table below for the applicable Aircraft, with the released Employment Cost Index value described above for the month of March also being used for the months of January and February; the value for June also used for April and May; the value for September also used for July and August; and the value for December also used for October and November.

Formula. The Airframe Aircraft Price Adjustment will be determined at the time of Aircraft delivery in accordance with the following formula: Pa = (P)(L + M - 1) Where: Pa = Airframe Aircraft Price Adjustment. L = .65 x ECI --- 130.1 M = .35 x ICI --- 123.6 P = Aircraft Basic Price (as set forth in Article 3.2 of this Agreement) less the base price of Engines (as defined in this Exhibit D-1) in the amount of: [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT.] {Block B "A" Market Aircraft} M = .35 x ICI [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT.] {Block C and Block D "B" Market Aircraft} P = Aircraft Basic Price (as set forth in Article 3.2 of this Agreement). ECI = A value using the "Employment Cost Index for workers in aerospace manufacturing" (aircraft manufacturing, standard industrial classification code 3721, compensation, base month and year June 1989 = 100), as released by the Bureau of Labor Statistics, U.S. Department of Labor on a quarterly basis for the months of March, June, September and December, calculated as follows: A three-month arithmetic average value (expressed as a decimal and rounded to the nearest tenth) will be determined using the months set forth in the table below for the applicable Aircraft, with the released Employment Cost Index value described above for the month of March also being used for the months of January and February; the value for June also used for April and May; the value for September also used for July and August; and the value for December also used for October and November. ICI = The three-month arithmetic average of the released monthly values for the Industrial Commodities Index as set forth in the "Producer Prices and Price Index" (Base Year 1982 = 100) as released by the Bureau of Labor Statistics, U.S. Department of Labor values (expressed as a decimal and rounded to the nearest tenth) for the months set forth in the table below for the applicable Aircraft. In determining the value of L, the ratio of ECI divided by [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT.] will be expressed as a decimal rounded to the nearest ten-thousandth and then multiplied by .65 with the resulting value also expressed as a decimal and rounded to the nearest ten-thousandth. In determining the value of M, the ratio of ICI divided by [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT.] will be expressed as a decimal rounded to the nearest ten-thousandth and then multiplied by .35 with the resulting value also expressed as a decimal and rounded to the nearest ten-thousandth. Months to be Utilized Month of Scheduled in Determining the Aircraft Delivery Value of ECI and ICI January June B, July B, Aug. B February July B, Aug. B, Sept. B March Aug. B, Sept. B, Oct. B April Sept. B, Oct. B, Nov. B May Oct. B, Nov. B, Dec. B June Nov. B, Dec. B, Jan. D July Dec. B, Jan. D, Feb. D August Jan. D, Feb. D, Mar. D September Feb. D, Mar. D, Apr. D October Mar. D, Apr. D, May D November Apr. D, May D, June D December May D, June D, July D The following definitions of B and D will apply: B = The calendar year before the year in which the scheduled month of delivery as set forth in Article 2.1 occurs.

Formula. The Airframe Price Adjustment will be determined at the time of Aircraft delivery in accordance with the following formula: Pa = (P)(L + M - 1) Where: Pa = Airframe Price Adjustment. L = .65 x ECI --- 130.1 M = .35 x ICI --- 123.6 [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] P = Aircraft Basic Price (as set forth in Article 3.2 of this Agreement) less the base price of Engines (as defined in this Exhibit D-1D1) in the amount of: of [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block B "A" Market Aircraft} [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block C and Block D "B" Market Aircraft} ]. ECI = A value using the "Employment Cost Index for workers in aerospace manufacturing" (aircraft manufacturing, standard industrial classification code 3721, compensation, base month and year June 1989 = 100), as released by the Bureau of Labor Statistics, U.S. Department of Labor on a quarterly basis for the months of March, June, September and December, calculated as follows: A three-month arithmetic average value (expressed as a decimal and rounded to the nearest tenth) will be determined using the months set forth in the table below for the applicable Aircraft, with the released Employment Cost Index value described above for the month of March also being used for the months of January and February; the value for June also used for April and May; the value for September also used for July and August; and the value for December also used for October and November. ICI = The three-month arithmetic average of the released monthly values for the Industrial Commodities Index as set forth in the "Producer Prices and Price Index" (Base Year 1982 = 100) as released by the Bureau of Labor Statistics, U.S. Department of Labor values (expressed as a decimal and rounded to the nearest tenth) for the months set forth in the table below for the applicable Aircraft. In determining the value of L, the ratio of ECI divided by 130.1 will be expressed as a decimal rounded to the nearest ten-thousandth and then multiplied by .65 with the resulting value also expressed as a decimal and rounded to the nearest ten-thousandth. In determining the value of M, the ratio of ICI divided by 123.6 will be expressed as a decimal rounded to the nearest ten-thousandth and then multiplied by .35 with the resulting value also expressed as a decimal and rounded to the nearest ten-thousandth. Months to be Utilized Month of Scheduled in Determining the Aircraft Delivery Value of ECI and ICI January June B, July B, Aug. B February July B, Aug. B, Sept. B March Aug. B, Sept. B, Oct. B April Sept. B, Oct. B, Nov. B May Oct. B, Nov. B, Dec. B June Nov. B, Dec. B, Jan. D July Dec. B, Jan. D, Feb. D August Jan. D, Feb. D, Mar. D September Feb. D, Mar. D, Apr. D October Mar. D, Apr. D, May D November Apr. D, May D, June D December May D, June D, July D The following definitions of B and D will apply: B = The calendar year before the year in which the scheduled month of delivery as set forth in Article 2.1 occurs.

Formula. The Airframe Price Adjustment will be determined Xxxxxxxxxx xxxx xx xxxxxxined at the time of Aircraft delivery in accordance with the following formula: Pa = (P)(L + M - 1) Where: Pa = Airframe Price Adjustment. L = .65 x ECI --- 130.1 M = .35 x ICI --- 123.6 [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT.] P = Aircraft Basic Price (as set forth in Article 3.2 of this Agreement) less the base price of Engines (as defined in this Exhibit D-1D) in the amount of: [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block B "A" Market Aircraft} [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block C and Block D "B" Market Aircraft} of $12,854,400. ECI = A value using the "Employment Cost Index for workers in aerospace manufacturing" (aircraft manufacturing, standard industrial classification code 3721, compensation, base month and year June 1989 = 100), as released by the Bureau of Labor Statistics, U.S. Department of Labor on a quarterly basis for the months of March, June, September and December, calculated as follows: A three-month arithmetic average value (expressed as a decimal and rounded to the nearest tenth) will be determined using the months set forth in the table below for the applicable Aircraft, with the released Employment Cost Index value described above for the month of March also being used for the months of January and February; the value for June also used for April and May; the value for September also used for July and August; and the value for December also used for October and November. 6-1162-MMF-319 July 23, 1996 CONTINENTAL AIRLINES, INC. 2929 Allen Parkway Houston, Texas 77019 Subject: Xxxxxx Xxxxxxxxx No. 6-1162-MMF-319 to Purchase Agreement No. 1951 - [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT.] Gentlemen: This Letter Agreement amends Purchase Agreement No. 1951 dated as of even date herewith (the Agreement) between The Boeing Company (Boeing) and Continental Airlines, Inc. (Buyer) relating to Model 737-724/-824 aircraft (the Aircraft). All terms used herein and in the Agreement, and not defined herein, will have the same meaning as in the Agreement. [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT.]

Formula. The Airframe Price Adjustment will be determined at the time of Aircraft delivery in accordance with the following formula: Pa = (P)(L + M - 1) Where: Pa = Airframe Price Adjustment. Adjustment L = .65 x ECI --- ----- 130.1 M = .35 x ICI --- ----- 123.6 P = Aircraft Basic Price (as set forth in Article 3.2 of this Agreement) less the base price of Engines (as defined in this Exhibit D-1) in the amount of: [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block B "A" Market Aircraft} [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block C and Block D "B" Market Aircraft} ECI = A value using the "Employment Cost Index for workers in aerospace manufacturing" (aircraft manufacturing, standard industrial classification code 3721, compensation, base month and year June 1989 = 100), as released by the Bureau of Labor Statistics, U.S. Department of Labor on a quarterly basis for the months of March, June, September and December, calculated as follows: A three-month arithmetic average value (expressed as a decimal and rounded to the nearest tenth) will be determined using the months set forth in the table below for the applicable Aircraft, with the released Employment Cost Index value described above for the month of March also being used for the months of January and February; the value for June also used for April and May; the value for September also used for July and August; and the value for December also used for October and November.. ICI = The three-month arithmetic average of the released monthly values for the Industrial Commodities Index as set forth in the "Producer Prices and Price Index" (Base

Formula. The Airframe Price Adjustment will be determined Xxxxxxxx Xxxxx Xxxxxxxxxx xxxx xx xxxxxxxxed at the time of Aircraft delivery in accordance with the following formula: Pa = (P)(L + M - 1) Where: Pa = Airframe Price Adjustment. L = .65 x ECI --- 130.1 [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE M = .35 x ICI --- 123.6 COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] P = Aircraft Basic Price (as set forth in Article 3.2 of this Agreement) less the base price of Engines (as defined in this Exhibit D-1D) in the amount of: of [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block B "A" Market Aircraft} [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block C and Block D "B" Market Aircraft} ECI = A value using the "Employment Cost Index for workers in aerospace manufacturing" (aircraft manufacturing, standard industrial classification code 3721, compensation, base month and year June 1989 = 100), as released by the Bureau of Labor Statistics, U.S. Department of Labor on a quarterly basis for the months of March, June, September and December, calculated as follows: A three-month arithmetic average value (expressed as a decimal and rounded to the nearest tenth) will be determined using the months set forth in the table below for the applicable Aircraft, with the released Employment Cost Index value described above for the month of March also being used for the months of January and February; the value for June also used for April and May; the value for September also used for July and August; and the value for December also used for October and November. ICI = The three-month arithmetic average of the released monthly values for the Industrial Commodities Index as set forth in the "Producer Prices and Price Index" (Base Year 1982 = 100) as released by the Bureau of Labor Statistics, U.S. Department of Labor values (expressed as a decimal and rounded to the nearest tenth) for the months set forth in the table below for the applicable Aircraft. In determining the value of L, the ratio of ECI divided by [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] will be expressed as a decimal rounded to the nearest ten-thousandth and then multiplied by [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] with the resulting value also expressed as a decimal and rounded to the nearest ten-thousandth. In determining the value of M, the ratio of ICI divided by [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] will be expressed as a decimal rounded to the nearest ten-thousandth and then multiplied by [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] with the resulting value also expressed as a decimal and rounded to the nearest ten-thousandth.

Formula. The Airframe Price Adjustment will be determined at the time of Aircraft delivery in accordance with the following formula: Pa = (P)(L + M - 1) Where: Pa = Airframe Price Adjustment. L = .65 x ECI --- 130.1 M = .35 x ICI --- 123.6 [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] P = Aircraft Basic Price (as set forth in Article 3.2 of this Agreement) less the base price of Engines (as defined in this Exhibit D-1D) in the amount of: of [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block B "A" Market Aircraft} [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block C and Block D "B" Market Aircraft} ]. ECI = A value using the "Employment Cost Index for workers in aerospace manufacturing" (aircraft manufacturing, standard industrial classification code 3721, compensation, base month and year June 1989 = 100), as released by the Bureau of Labor Statistics, U.S. Department of Labor on a quarterly basis for the months of March, June, September and December, calculated as follows: A three-month arithmetic average value (expressed as a decimal and rounded to the nearest tenth) will be determined using the months set forth in the table below for the applicable Aircraft, with the released Employment Cost Index value described above for the month of March also being used for the months of January and February; the value for June also used for April and May; the value for September also used for July and August; and the value for December also used for October and November. 1783-10R1 October 27, 1996 Continental Airlines, Inc. 2929 Allen Parkway Houston, Texas 77019 Subject: Xxxxxx Xxxxxxxxx No. 1783-10R1 to Purchase Agreement No. 1783 - Option Aircraft This Letter Agreement amends Purchase Agreement No. 1783 dated March 18, 1993 (the Purchase Agreement) between THE BOEING COMPANY (Boeing) and CONTINENTAL AIRLINES, INC. (Buyer) relating to Model 757-224 aircraft (Aircraft). This Letter Agreement supersedes and replaces in its entirety Letter Agreement 1783-10. All terms used and not defined herein shall have the same meaning as in the Purchase Agreement. In consideration of Buyer's purchase of the Aircraft, Boeing hereby agrees to manufacture and sell up to [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] to Buyer, on the same terms and conditions set forth in the Purchase Agreement, except as otherwise described in Attachment A hereto, and subject to the terms and conditions set forth below.

Formula. The Airframe Price Adjustment will be determined at the time of Aircraft delivery in accordance with the following formula: Pa = (P)(L + M - 1) Where: Pa = Airframe Price Adjustment. L = .65 x ECI --- 130.1 [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A M = .35 x ICI --- 123.6 REQUEST FOR CONFIDENTIAL TREATMENT] P = Aircraft Basic Price (as set forth in Article 3.2 of this Agreement) less the base price of Engines (as defined in this Exhibit D-1D) in the amount of: [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block B "A" Market Aircraft} [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block C and Block D "B" Market Aircraft} of $+ . ECI = A value using the "Employment Cost Index for workers in aerospace manufacturing" (aircraft manufacturing, standard industrial classification code 3721, compensation, base month and year June 1989 = 100), as released by the Bureau of Labor Statistics, U.S. Department of Labor on a quarterly basis for the months of March, June, September and December, calculated as follows: A three-month arithmetic average value (expressed as a decimal and rounded to the nearest tenth) will be determined using the months set forth in the table below for the applicable Aircraft, with the released Employment Cost Index value described above for the month of March also being used for the months of January and February; the value for June also used for April and May; the value for September also used for July and August; and the value for December also used for October and November. ICI = The three-month arithmetic average of the released monthly values for the Industrial Commodities Index as set forth in the "Producer Prices and Price Index" (Base Year 1982 = 100) as released by the Bureau of Labor Statistics, U.S. Department of Labor values (expressed as a decimal and rounded to the nearest tenth) for the months set forth in the table below for the applicable Aircraft. In determining the value of L, the ratio of ECI divided by [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] will be expressed as a decimal rounded to the nearest ten-thousandth and then multiplied by [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] with the resulting value also expressed as a decimal and rounded to the nearest ten-thousandth. In determining the value of M, the ratio of ICI divided by [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] will be expressed as a decimal rounded to the nearest ten-thousandth and then multiplied by [CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] with the resulting value also expressed as a decimal and rounded to the nearest ten-thousandth. Months to be Utilized Month of Scheduled in Determining the Aircraft Delivery Value of ECI and ICI January June B, July B, Aug. B February July B, Aug. B, Sept. B March Aug. B, Sept. B, Oct. B April Sept. B, Oct. B, Nov. B May Oct. B, Nov. B, Dec. B June Nov. B, Dec. B, Jan. D July Dec. B, Jan. D, Feb. D August Jan. D, Feb. D, Mar. D September Feb. D, Mar. D, Apr. D October Mar. D, Apr. D, May D November Apr. D, May D, June D December May D, June D, July D The following definitions of B and D will apply: B = The calendar year before the year in which the scheduled month of delivery as set forth in Article 2.1 occurs.

Formula. The Airframe Aircraft Price Adjustment will be determined at the time of Aircraft delivery in accordance with the following formula: Pa = (P)(L + M - 1) Where: Pa = Airframe Price Adjustment. L = .65 x ECI --- 130.1 M = .35 x ICI --- 123.6 P = Aircraft Basic Price (as set forth in Article 3.2 of this Agreement) less the base price of Engines (as defined in this Exhibit D-1) in the amount of: [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block B "A" Market Aircraft} [*CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] {Block C and Block D "B" Market Aircraft} P = Aircraft Basic Price (as set forth in Article 3.2 of this Agreement). ECI = A value using the "Employment Cost Index for workers in aerospace manufacturing" (aircraft manufacturing, standard industrial classification code 3721, compensation, base month and year June 1989 = 100), as released by the Bureau of Labor Statistics, U.S. Department of Labor on a quarterly basis for the months of March, June, September and December, calculated as follows: A three-month arithmetic average value (expressed as a decimal and rounded to the nearest tenth) will be determined using the months set forth in the table below for the applicable Aircraft, with the released Employment Cost Index value described above for the month of March also being used for the months of January and February; the value for June also used for April and May; the value for September also used for July and August; and the value for December also used for October and November.. AIRFRAME AND ENGINE PRICE ADJUSTMENT between THE BOEING COMPANY and CONTINENTAL AIRLINES, INC. Exhibit D1 to Purchase Agreement Number 1951 Current Generation Aircraft PRICE ADJUSTMENT DUE TO ECONOMIC FLUCTUATIONS AIRFRAME PRICE ADJUSTMENT (1995 Base Price) Airframe and Engine Price Adjustment for Current Generation Aircraft