<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM (A) AUDITED FINANCIAL STATEMENTS FOR THE YEAR ENDED DECEMBER 31, 1995 AND UNAUDITED FINANCIAL STATEMENTS FOR THE QUARTER ENDED MARCH 31, 1996 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH (B) REGISTRATION STATEMENT ON FORM S-1. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR 3-MOS <FISCAL-YEAR-END> DEC-31-1995 MAR-31-1996 <PERIOD-START> JAN-01-1995 JAN-01-1996 <PERIOD-END> DEC-31-1995 MAR-31-1996 <CASH> 468 310 <SECURITIES> 11024 9343 <RECEIVABLES> 815 783 <ALLOWANCES> 0 0 <INVENTORY> 0 0 <CURRENT-ASSETS> 12409 10539 <PP&E> 5428 5572 <DEPRECIATION> 3418 3686 <TOTAL-ASSETS> 14455 12461 <CURRENT-LIABILITIES> 1040 889 <BONDS> 1701 1382 <PREFERRED-MANDATORY> 0 0 <PREFERRED> 0 0 <COMMON> 47359 47400 <OTHER-SE> (35645) (37210) <TOTAL-LIABILITY-AND-EQUITY> 14455 12461 <SALES> 0 0 <TOTAL-REVENUES> 3001 783 <CGS> 0 0 <TOTAL-COSTS> 8322 1895 <OTHER-EXPENSES> 1976 503 <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> 322 55 <INCOME-PRETAX> (7086) (1531) <INCOME-TAX> 0 0 <INCOME-CONTINUING> (7086) (1531) <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> (7086) (1531) <EPS-PRIMARY> (0.55) (0.10) <EPS-DILUTED> (0.55) (0.10)