EARNINGS PER SHARE COMPUTATIONS YEAR ENDED DECEMBER 31 ------------------------------------------------------- 1998 1997 1996 ------------- ------------- ------------- I. CANADIAN GENERALLY ACCEPTED ACCOUNTING PRINCIPLES (a) BASIC EARNINGS PER SHARE Net earnings (loss) $ (1,640) $ (54,019) $ (11,826) Weighted average shares outstanding 89,456,478 89,101,056 56,309,941 Basic Earnings Per Share $ (0.02) $ (0.61) $ (0.21) (b) FULLY DILUTED EARNINGS PER SHARE Net earnings (loss) $ (1,640) $ (54,019) $ (11,826) Interest income from cash from stock options - 5 14 Adjusted net earnings (loss) (1,640) (54,014) 11,812 Weighted average shares outstanding 89,456,478 89,101,056 56,309,941 Stock options deemed exercised 125,000 747,500 276,250 Adjusted weighted average shares outstanding 89,581,478 89,848,556 56,586,191 Fully diluted earnings per share $ (0.02) $ (0.60) $ (0.21) II. UNITED STATES GENERALLY ACCEPTED ACCOUNTING PRINCIPLES (a) BASIC EARNINGS PER SHARE Net earnings (loss) per U.S. GAAP $ 1,693 $ (71,634) $ (35,187) Weighted average shares outstanding 89,456,478 89,101,056 56,309,941 Common stock equivalents Stock options 125,000 747,500 276,250 89,581,478 89,848,556 56,586,191 Basic earnings per share $ (0.02) $ (0.80) $ (0.62) (b) FULLY DILUTED EARNINGS PER SHARE Net earnings (loss) per U.S. GAAP $ 1,693 $ (71,634) $ (35,187) Weighted average shares outstanding 89,456,478 89,101,056 56,309,941 Stock options deemed exercised 125,000 747,500 276,250 Shares deemed repurchased (90,090) (263,405) (318,541) 89,491,388 89,585,151 56,267,650 Fully diluted earnings per share $ 0.02 $ (0.80) $ (0.63)