<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS OF MARCH 31, 1997, JUNE 30, 1997
AND SEPTEMBER 30, 1997 AND THE UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF
OPERATIONS FOR THE THREE MONTHS ENDED MARCH 31, 1997, THE SIX MONTHS ENDED JUNE
30, 1997 AND THE NINE MONTHS ENDED SEPTEMBER 30, 1997 AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CURRENCY> U.S. DOLLARS
<RESTATED>

<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-START>                             JAN-01-1997             JAN-01-1997             JAN-01-1997
<PERIOD-END>                               MAR-31-1997             JUN-30-1997             SEP-30-1997
<EXCHANGE-RATE>                                   1.00                    1.00                    1.00
<CASH>                                           1,767                     585                   2,242
<SECURITIES>                                         0                       0                       0
<RECEIVABLES>                                   26,585                  30,700                  36,704
<ALLOWANCES>                                   (1,076)                 (1,098)                 (1,332)
<INVENTORY>                                        923                     920                     989
<CURRENT-ASSETS>                                36,166                  39,525                  50,836
<PP&E>                                         170,776                 193,428                 207,617
<DEPRECIATION>                                (48,939)                  53,032                (56,996)
<TOTAL-ASSETS>                                 301,797                 395,647                 451,099
<CURRENT-LIABILITIES>                           29,856                  32,156                  44,175
<BONDS>                                        201,465                 241,967                 274,368
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                           101                     119                     122
<OTHER-SE>                                      51,823                 104,303                 113,823
<TOTAL-LIABILITY-AND-EQUITY>                   301,797                 395,647                 451,099
<SALES>                                         42,154                  88,739                 143,394
<TOTAL-REVENUES>                                42,154                  88,739                 143,394
<CGS>                                           21,764                  45,872                  73,742
<TOTAL-COSTS>                                   37,693                  79,340                 127,919
<OTHER-EXPENSES>                                     0                       0                       0
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                               5,140                  11,080                  17,631
<INCOME-PRETAX>                                  (679)                 (1,681)                 (2,156)
<INCOME-TAX>                                     (163)                   (196)                   (346)
<INCOME-CONTINUING>                              (516)                 (1,485)                 (1,810)
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                     (516)                 (1,485)                 (1,810)
<EPS-PRIMARY>                                   (0.05)                  (0.14)                  (0.17)
<EPS-DILUTED>                                   (0.05)                  (0.14)                  (0.17)


</TABLE>