SWIFT TRANSPORTATION CO., INC. & SUBSIDIARIES Schedule of Computation of Net Earnings Per Share (in thousands, except per share amounts) (unaudited) Three months ended March 31, ----------------------- 2000 1999 ------- ------- Net earnings $10,655 $12,103 ======= ======= Weighted average shares: Common shares outstanding 63,239 63,747 Common equivalent shares issuable upon exercise of employee stock options 811 1,370 ------- ------- Diluted weighted average shares 64,050 65,117 ======= ======= Basic earnings per share $ .17 $ .19 ======= ======= Diluted earnings per share $ .17 $ .19 ======= =======