<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from Form 10-K/A
for the year ended December 31, 1998, and is qualified in its entirety by
reference to such financial statements.
</LEGEND>
<RESTATED>
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> DEC-31-1998
<PERIOD-START> JAN-01-1998
<PERIOD-END> DEC-31-1998
<CASH> 36,348,863
<SECURITIES> 0
<RECEIVABLES> 112,276,851
<ALLOWANCES> 796,171
<INVENTORY> 0
<CURRENT-ASSETS> 176,569,109
<PP&E> 171,490,346
<DEPRECIATION> 72,313,834
<TOTAL-ASSETS> 361,797,753
<CURRENT-LIABILITIES> 91,937,273
<BONDS> 0
0
0
<COMMON> 414,519
<OTHER-SE> 158,686,803
<TOTAL-LIABILITY-AND-EQUITY> 361,797,753
<SALES> 460,102,326
<TOTAL-REVENUES> 460,102,326
<CGS> 0
<TOTAL-COSTS> 289,801,769
<OTHER-EXPENSES> 137,628,399
<LOSS-PROVISION> 11,311,201
<INTEREST-EXPENSE> 959,152
<INCOME-PRETAX> 20,401,805
<INCOME-TAX> 17,959,966
<INCOME-CONTINUING> 2,441,839
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 2,441,839
<EPS-BASIC> 0.06
<EPS-DILUTED> 0.06
</TABLE>