Exhibit 11 STATEMENT REGARDING SUPPLEMENTAL COMPUTATION OF EARNINGS PER SHARE Historical ------------------------------ Primary Fully Diluted -------------- ------------- For the three months ended September 30, 1997: Weighted average number of common shares outstanding 23,912,150 23,912,150 Common stock equivalents 1,835,002 1,943,078 -------------- ------------- 25,747,152 25,855,228 ============== ============= Net income $8,828,000 $8,828,000 ============== ============= Net income per common share $0.34 $0.34 ============== ============= For the three months ended September 30, 1996: Weighted average number of common shares outstanding 21,224,026 21,224,026 ============== ============= Net income (loss) $(6,758,000) $(6,758,000) ============== ============= Net income (loss) per common share $(0.32) $(0.32) ============== ============= Historical ------------------------------ Primary Fully Diluted -------------- ------------- For the nine months ended September 30, 1997: Weighted average number of common shares outstanding 22,875,489 22,875,489 Common stock equivalents 982,012 1,262,041 -------------- ------------- 23,857,501 24,137,530 ============== ============= Net income $17,084,000 $17,084,000 ============== ============= Net income per common share $0.72 $0.71 ============== ============= For the nine months ended September 30, 1996: Weighted average number of common shares outstanding 21,115,926 21,115,926 ============== ============= Net income (loss) $(33,213,000) $(33,213,000) ============== ============= Net income (loss) per common share $(1.57) $(1.57) ============== =============