Common use of Securities Offered Clause in Contracts

Securities Offered. 7.00% Convertible Senior Notes due 2020 (the “Notes”).

Securities Offered. 7.002.50% Convertible Senior Notes due 2020 2019 (the “Notes”).

Securities Offered. 7.001.125% Convertible Senior Notes due 2020 2018 (the “Notes2018 notes”).

Securities Offered. 7.003.375% Convertible Senior Notes due 2020 2018 (the “Notes”).

Securities Offered. 7.001.75% Convertible Senior Notes due 2020 2025 (the “Notes”).