EXHIBIT 1
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AGREEMENT AS TO JOINT FILING OF SCHEDULE 13G
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Each of the undersigned hereby affirms that it is individually eligible to use
Schedule 13G, and agrees that this Schedule 13G is filed on its behalf.
Date: February 14, 2002
THE TRAVELERS INSURANCE COMPANY
By: /s/ Xxxx X. Xxxx
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Name: Xxxx X. Xxxx
Title: Assistant Secretary
THE TRAVELERS INSURANCE GROUP INC.
By: /s/ Xxxxxx X. Xxxxxxx
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Name: Xxxxxx X. Xxxxxxx
Title: Assistant Secretary
PFS SERVICES, INC.
By: /s/ Xxxxxx X. Xxxxxxx
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Name: Xxxxxx X. Xxxxxxx
Title: Assistant Secretary
ASSOCIATED MADISON COMPANIES, INC.
By: /s/ Xxxxxx X. Xxxxxxx
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Name: Xxxxxx X. Xxxxxxx
Title: Assistant Secretary
CITIGROUP INC.
By: /s/ Xxxxxx X. Xxxxxxx
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Name: Xxxxxx X. Xxxxxxx
Title: Assistant Secretary
