<ARTICLE>                     5
<LEGEND>
     THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
     JUNE 30, 1998 FORM 10-Q AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE
     TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER>                                    1,000
       
                                                      
<PERIOD-TYPE>                        3-MOS                  6-MOS
<FISCAL-YEAR-END>                    DEC-31-1998            DEC-31-1998
<PERIOD-START>                       APR-01-1998            JAN-01-1998
<PERIOD-END>                         JUN-30-1998            JUN-30-1998
<CASH>                               2,861                  2,861
<SECURITIES>                         1,039                  1,039
<RECEIVABLES>                        1,848                  1,848
<ALLOWANCES>                         34                     34
<INVENTORY>                          18                     18
<CURRENT-ASSETS>                     6,322                  6,322
<PP&E>                               5,653                  5,653
<DEPRECIATION>                       3,937                  3,937
<TOTAL-ASSETS>                       29,948                 29,948
<CURRENT-LIABILITIES>                5,711                  5,711
<BONDS>                              0                      0
<PREFERRED-MANDATORY>                0                      0
<PREFERRED>                          0                      0
<COMMON>                             416                    416
<OTHER-SE>                           22,929                 22,929
<TOTAL-LIABILITY-AND-EQUITY>         29,948                 29,948
<SALES>                              0                      0
<TOTAL-REVENUES>                     3,461                  6,693
<CGS>                                0                      0
<TOTAL-COSTS>                        3,237                  6,234
<OTHER-EXPENSES>                     191                    326
<LOSS-PROVISION>                     0                      0
<INTEREST-EXPENSE>                   9                      13
<INCOME-PRETAX>                      552                    350
<INCOME-TAX>                         193                    129
<INCOME-CONTINUING>                  358                    219
<DISCONTINUED>                       0                      36
<EXTRAORDINARY>                      0                      0
<CHANGES>                            0                      0
<NET-INCOME>                         358                    255
<EPS-PRIMARY>                        0.09                   0.06
<EPS-DILUTED>                        0.08                   0.06