<ARTICLE> 5

                                                                                            
<PERIOD-TYPE>                   12-MOS                   9-MOS                   6-MOS                   3-MOS
<FISCAL-YEAR-END>                          MAR-31-2000             MAR-31-2000             MAR-31-2000             MAR-31-2000
<PERIOD-START>                             APR-01-1999             APR-01-1999             APR-01-1999             APR-01-1999
<PERIOD-END>                               MAR-31-2000             DEC-31-1999             SEP-30-1999             JUN-30-1999
<CASH>                                          30,480                  44,178                  52,208                  94,913
<SECURITIES>                                         0                       0                       0                       0
<RECEIVABLES>                                  744,095                 704,637                 641,305                 518,075
<ALLOWANCES>                                    15,466                  13,216                  21,554                  10,935
<INVENTORY>                                          0                       0                       0                       0
<CURRENT-ASSETS>                               987,858                 931,505                 875,188                 778,091
<PP&E>                                         200,600                 193,065                 179,890                 157,345
<DEPRECIATION>                                  86,191                  80,415                  71,493                  61,634
<TOTAL-ASSETS>                               2,415,907               2,331,136               2,163,277               1,409,120
<CURRENT-LIABILITIES>                          596,057                 529,190                 542,666                 476,267
<BONDS>                                        450,000                 523,476                 515,237                       0
<PREFERRED-MANDATORY>                                0                       0                       0                       0
<PREFERRED>                                          0                       0                       0                       0
<COMMON>                                         3,616                   3,599                   3,576                   3,557
<OTHER-SE>                                   1,211,126               1,139,298                 980,393                 851,875
<TOTAL-LIABILITY-AND-EQUITY>                 2,415,907               2,331,136               2,163,277               1,409,120
<SALES>                                      2,230,628               1,648,568               1,011,200                 443,051
<TOTAL-REVENUES>                             2,230,628               1,648,568               1,011,200                 443,051
<CGS>                                        1,679,295               1,175,160                 728,407                 307,136
<TOTAL-COSTS>                                1,679,295               1,175,160                 728,407                 307,136
<OTHER-EXPENSES>                                     0                       0                       0                       0
<LOSS-PROVISION>                                     0                       0                       0                       0
<INTEREST-EXPENSE>                              24,484                  14,353                   5,037                     162
<INCOME-PRETAX>                                561,776                 486,966                 289,320                 141,761
<INCOME-TAX>                                   209,800                 181,521                 106,811                  51,034
<INCOME-CONTINUING>                            351,976                 305,445                 182,509                  90,727
<DISCONTINUED>                                       0                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0                       0
<CHANGES>                                            0                       0                       0                       0
<NET-INCOME>                                   351,976                 304,445                 182,509                  90,727
<EPS-BASIC>                                       0.98                    0.85                    0.51                    0.25
<EPS-DILUTED>                                     0.91                    0.79                    0.47                    0.24