<ARTICLE> 5
<MULTIPLIER> 1,000
       
                                                                                                 
<PERIOD-TYPE>                3-MOS               3-MOS                9-MOS                9-MOS                YEAR
<FISCAL-YEAR-END>                   DEC-31-1997          DEC-31-1998          DEC-31-1997          DEC-31-1998          DEC-31-1997
<PERIOD-END>                        SEP-30-1997          SEP-30-1998          SEP-30-1997          SEP-30-1998          DEC-31-1997
<CASH>                                        0                1,229                    0                1,229               10,883
<SECURITIES>                                  0               27,268                    0               27,268               14,949
<RECEIVABLES>                                 0               16,028                    0               16,028               10,502
<ALLOWANCES>                                  0                (589)                    0                (589)                 (573
)
<INVENTORY>                                   0                    0                    0                    0                    0
<CURRENT-ASSETS>                              0               46,654                    0               46,654               38,359
<PP&E>                                        0               10,121                    0               10,121                8,325
<DEPRECIATION>                                0                6,223                    0                6,223                5,349
<TOTAL-ASSETS>                                0               55,614                    0               55,614               44,041
<CURRENT-LIABILITIES>                         0               21,374                    0               21,374               18,227
<BONDS>                                       0                    0                    0                    0                    0
<PREFERRED-MANDATORY>                         0                    0                    0                    0                    0
<PREFERRED>                                   0                    0                    0                    0                    0
<COMMON>                                      0                   18                    0                   18                   18
<OTHER-SE>                                    0               34,222                    0               34,222               25,796
<TOTAL-LIABILITY-AND-EQUITY>                  0               55,614                    0               55,614               44,041
<SALES>                                  14,501               21,604               40,867               59,306                    0
<TOTAL-REVENUES>                         14,501               21,604               40,867               59,306                    0
<CGS>                                         0                    0                    0                    0                    0
<TOTAL-COSTS>                            10,415               15,581               29,206               51,059                    0
<OTHER-EXPENSES>                              0                    0                    0                    0                    0
<LOSS-PROVISION>                              0                    0                    0                    0                    0
<INTEREST-EXPENSE>                            0                    0                    0                    0                    0
<INCOME-PRETAX>                           4,322<F1>            6,295<F2>           12,211<F3>            9,019<F6>                0
<INCOME-TAX>                                  0                    0                    0                    0                    0
<INCOME-CONTINUING>                       4,086                6,023               11,661                8,247                    0
<DISCONTINUED>                                0                    0                    0                    0                    0
<EXTRAORDINARY>                               0                    0                    0                    0                    0
<CHANGES>                                     0                    0                    0                    0                    0
<NET-INCOME>                              2,682                3,845                8,414<F4>            5,215                    0
<EPS-PRIMARY>                              0.15                 0.22                 0.48<F5>             0.29                    0
<EPS-DILUTED>                              0.15                 0.21                 0.47                 0.29                    0
<FN>
<F1>INCLUDES INTEREST INCOME OF $236.
<F2>INCLUDES INTEREST INCOME OF $272.
<F3>INCLUDES INTEREST INCOME OF $550.
<F4>THE PRO FORMA INCOME TAX PROVISION AND NET INCOME, AFTER TAKING EFFECT FOR A
PROFORMA INCOME TAX PROVISION, WOULD BE $4,679 AND $7,532, RESPECTIVELY.
<F5>THE PRO FORMA NET INCOME PER SHARE ON A FULLY DILUTED BASIS WOULD HAVE BEEN
$0.43.
<F6>INCLUDES INTEREST INCOME OF $772.
</FN>