EXHIBIT 99.01 EASTMAN CHEMICAL COMPANY AND SUBSIDIARIES OPERATING SEGMENT INFORMATION SALES REVENUE CHANGE, VOLUME EFFECT, PRICE EFFECT AND INTERDIVISIONAL EFFECT SECOND 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 8% 7% (3)% 3% Performance Chemicals and Intermediates 30% 13% (12)% 36% Specialty Plastics 6% (5)% (4)% 12% --- --- --- ---- Total 16% 7% (6)% 17% === === === ==== Voridian Division Segments: Polymers 3% 21% (21)% 3% Fibers 10% 8% (5)% 10% --- --- --- ---- Total 5% 17% (16)% 5% === === === ==== Total Eastman Chemical Company --% 11% (10)% === === === FIRST SIX 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 11% 11% (3)% 3% Performance Chemicals and Intermediates 24% 7% (10)% 33% Specialty Plastics 3% (6)% (2)% 12% ---- ---- ---- ---- Total 14% 7% (6)% 16% ==== ==== ==== ==== Voridian Division Segments: Polymers (9)% 8% (18)% 3% Fibers 15% 16% (2)% 12% ---- ---- ---- ---- Total (2)% 10% (14)% 6% ==== ==== ==== ==== Total Eastman Chemical Company (4)% 8% (9)% ==== ==== ==== 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. 59