COMPUTATION OF PRO FORMA NET INCOME PER SHARE Year Ended December 31, -------------------------- 1995 1996 ------------ ------------ Net Income $9,498,569 $16,298,660 ------------ ------------ ------------ ------------ Weighted average common shares outstanding 12,000,000 12,203,021 Net effect of stock options granted during the twelve months prior to the Company's filing of its initial public offering, calculated using the treasury stock method at an offering price of $13.50 per share, and treaded as outstanding for all periods presented 523,772 523,772 Net effect of stock options and warrants outstanding, excluding those discussed above, calculated using the treasury stock method at the average price for the period 317,791 1,242,824 Number of shares of common stock assumed to be issued in the Company's initial public offering whose net proceeds would be used to redeem the outstanding preferred stock including accrued dividends 1,774,597 1,948,767 ------------ ------------ 14,616,160 15,918,384 ------------ ------------ ------------ ------------ Pro forma net income per share $ 0.65 $ 1.02 ------------ ------------ ------------ ------------