EXHIBIT 11.2 LANDSTAR SYSTEM, INC. AND SUBSIDIARY CALCULATION OF DILUTED EARNINGS PER SHARE (In thousands, except per share amounts) (Unaudited) Thirty-Nine Thirteen Weeks Ended Weeks Ended --------------------------- --------------------------- Sept. 29, Sept. 23, Sept. 29, Sept. 23, 2001 2000 2001 2000 ------------ ------------ ------------- ----------- Net income $ 31,217 $ 29,292 $ 11,930 $ 11,516 ============ ============ ============ ============ Average number of common shares outstanding 8,419 8,909 8,251 8,677 Plus: Incremental shares from assumed exercise of stock options 216 211 221 206 ------------ ------------ ------------ ------------ Average number of common shares and common share equivalents outstanding 8,635 9,120 8,472 8,883 ============ ============ ============ ============ Diluted earnings per share $ 3.62 $ 3.21 $ 1.41 $ 1.30 ============ ============ ============ ============ 21