<ARTICLE> 5 <MULTIPLIER> 1 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> JUN-30-1997 <EXCHANGE-RATE> 1 <CASH> 14,483,703 <SECURITIES> 0 <RECEIVABLES> 335,735 <ALLOWANCES> 0 <INVENTORY> 245,635 <CURRENT-ASSETS> 15,465,860 <PP&E> 498,967 <DEPRECIATION> 354,540 <TOTAL-ASSETS> 21,556,929 <CURRENT-LIABILITIES> 5,649,430 <BONDS> 451,569 <COMMON> 5,992 <PREFERRED-MANDATORY> 456,250 <PREFERRED> 0 <OTHER-SE> 14,137,398 <TOTAL-LIABILITY-AND-EQUITY> 21,556,929 <SALES> 555,241 <TOTAL-REVENUES> 555,241 <CGS> 137,950 <TOTAL-COSTS> 137,950 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 17,528,410 <INCOME-TAX> 6,689,430 <INCOME-CONTINUING> 10,838,980 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 10,838,980 <EPS-PRIMARY> 1.83 <EPS-DILUTED> 1.83