EXHIBIT INDEX ------------- Exhibit No. Title Page - ----------- ----- ---- 12. Statement regarding Computations of Ratios of Earnings to Fixed Charges E-2 27. Financial Data Schedule. E-3 99. Additional exhibits a. Amendment and Restatement No. 2 to Credit Agreement dated as of October 23, 1997 among the Company, the Banks listed on the signature page thereto and Morgan Guaranty Trust Company, as Agent is incorporated herein by reference to Item II, Exhibit (b) (2) of Amendment No. 6 dated October 7, 1997 to the Company's Schedule 14D-1. b. Amendment and Restatement No. 3 E-4 to Credit Agreement dated as of December 23, 1997 among the Company, the Banks listed on the signature page thereof and Morgan Guaranty Trust Company, as Agent. E-1