EXHIBIT 11 TSI Incorporated Computation of Per Share Earnings Three Months Ended Six Months Ended June 30, 1997 September 30, 1997 ------------------------- ------------------------- 1997 1996 1997 1996 ----------- ----------- ----------- ----------- Primary - ------- Average shares outstanding 11,529,903 11,372,186 11,512,226 11,229,319 Net effect of dilutive stock options, based on the treasury stock method using average market price 274,004 434,371 285,099 444,637 ----------- ----------- ----------- ----------- Total 11,803,907 11,806,557 11,797,325 11,673,956 Net Earnings $ 1,770,616 $ 1,609,300 $ 3,252,870 $ 3,482,246 Primary per share amounts $ .15 $ .14 $ .28 $ .30 Fully Diluted - ------------- Average shares 11,529,903 11,372,186 11,512,226 11,229,319 Net effect of dilutive stock options, based on the treasury stock method using the period-end market price, if higher than the average market price 271,115 438,053 285,487 446,748 ----------- ----------- ----------- ----------- Total 11,801,018 11,810,239 11,797,713 11,676,067 Net Earnings $ 1,770,616 $ 1,609,300 $ 3,252,870 $ 3,482,246 Fully diluted per share amounts $ .15 $ .14 $ .28 $ .30