<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEET, STATEMENT OF OPERATIONS AND NOTES TO CONSOLIDATED
FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS AND FOOTNOTE.
</LEGEND>
<MULTIPLIER> 1,000
       
<S>                             <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1999             DEC-31-1998
<PERIOD-START>                             JAN-01-1999             JAN-01-1998
<PERIOD-END>                               MAR-31-1999             MAR-31-1998
<CASH>                                          12,312                       0
<SECURITIES>                                       379                       0
<RECEIVABLES>                                  198,526                       0
<ALLOWANCES>                                   (9,442)                       0
<INVENTORY>                                     71,772                       0
<CURRENT-ASSETS>                               312,105                       0
<PP&E>                                         281,149                       0
<DEPRECIATION>                               (151,176)                       0
<TOTAL-ASSETS>                                 535,522                       0
<CURRENT-LIABILITIES>                          148,817                       0
<BONDS>                                        150,142                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                           194                       0
<OTHER-SE>                                     224,243                       0
<TOTAL-LIABILITY-AND-EQUITY>                   535,522                       0
<SALES>                                         78,484                  71,471
<TOTAL-REVENUES>                               148,825                 142,382
<CGS>                                           54,859                  47,934
<TOTAL-COSTS>                                  110,229                 100,418
<OTHER-EXPENSES>                                 5,554                   5,468
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                               2,967                   1,727
<INCOME-PRETAX>                                  7,648                  15,720
<INCOME-TAX>                                     2,830                   5,659
<INCOME-CONTINUING>                              4,818                  10,061
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                     4,818                  10,061
<EPS-PRIMARY>                                     0.25                    0.47
<EPS-DILUTED>                                     0.25                    0.46
        

</TABLE>