EXHIBIT 99.01 EASTMAN CHEMICAL COMPANY AND SUBSIDIARIES OPERATING SEGMENT INFORMATION (Sales Revenue Change, Volume Effect and Price Effect) THIRD QUARTER 2001 ---------------------------------------- CHANGE IN REVENUE DUE TO ------------------------ REVENUE VOLUME PRICE % CHANGE EFFECT EFFECT -------- ------- ------- Chemicals Group Segments: Coatings, Adhesives, Specialty Polymers, and Inks 16% 20% (1)% Performance Chemicals and Intermediates (17)% (8)% (2)% Specialty Plastics (5)% -% (1)% ----- ---- ---- Total Chemicals Group -% 6% (1)% ----- ---- ---- Polymers Group Segments: Polymers (2)% 4% (4)% Fibers (5)% (7)% -% ----- ---- ---- Total Polymers Group (3)% 1% (3)% ----- ---- ---- Total Eastman (1)% 4% (2)% ===== ==== ==== FIRST NINE MONTHS, 2001 --------------------------------------- CHANGE IN REVENUE DUE TO ------------------------ REVENUE VOLUME PRICE % CHANGE EFFECT EFFECT -------- -------- ------ Chemicals Group Segments: Coatings, Adhesives, Specialty Polymers, and Inks 36% 35% 3% Performance Chemicals and Intermediates (11)% (11)% 1% Specialty Plastics (6)% (4)% -% ---- ------ ---- Total Chemicals Group 7% 8% 1% ----- ------ ---- Polymers Group Segments: Polymers 2% 1% 3% Fibers -% (3)% 2% ----- ------ ---- Total Polymers Group 2% -% 2% ----- ------ ---- Total Eastman 5% 4% 2% ===== ====== ==== 38