EXHIBIT 99.01 EASTMAN CHEMICAL COMPANY AND SUBSIDIARIES OPERATING SEGMENT INFORMATION SALES REVENUE CHANGE, VOLUME EFFECT, PRICE EFFECT AND INTERDIVISIONAL EFFECT THIRD QUARTER 2002 --------------------------------------------- CHANGE IN REVENUE DUE TO -------------------------------- INTER- REVENUE VOLUME PRICE DIVISIONAL % CHANGE EFFECT EFFECT EFFECT -------- ------ ------ ---------- Eastman Division Segments: Coatings, Adhesives, Specialty Polymers, and Inks (1)% (4)% (3)% 4% Performance Chemicals and Intermediates 42% 8% (7)% 39% Specialty Plastics 16% 7% (5)% 13% --- --- ---- --- Total 16% 2% (5)% 17% === === ==== === Voridian Division Segments: Polymers 3% 9% (13)% 4% Fibers 19% 15% 0 % 11% --- --- ---- --- Total 7% 11% (9)% 6% === === ==== === Total Eastman Chemical Company 0% 5% (7)% === === ==== FIRST NINE MONTHS, 2002 ----------------------------------------------- CHANGE IN REVENUE DUE TO --------------------------------- INTER- REVENUE VOLUME PRICE DIVISIONAL % CHANGE EFFECT EFFECT EFFECT -------- ------ ------ ---------- Eastman Division Segments: Coatings, Adhesives, Specialty Polymers, and Inks 7% 6% (3)% 4% Performance Chemicals and Intermediates 30% 8% (8)% 35% Specialty Plastics 7% (2)% (3)% 12% --- --- ---- ---- Total 15% 5% (5)% 16% === === ==== ==== Voridian Division Segments: Polymers (5)% 8% (16)% 4% Fibers 17% 16% (2)% 12% --- --- ---- ---- Total 1% 10% (12)% 6% === === ==== ==== Total Eastman Chemical Company (3)% 7% (8)% === === ==== Factors affecting the change in sales revenue include sales volumes, selling prices, interdivisional transactions, product mix and foreign currency exchange rates. The impact of some of the most significant factors is presented above. 73