<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the
Company's financial statements and is qualified in its entirety by reference to
such financial statements.
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<CASH> 340,255
<SECURITIES> 606,435
<RECEIVABLES> 119,434
<ALLOWANCES> 0
<INVENTORY> 39,993
<CURRENT-ASSETS> 1,146,219
<PP&E> 2,515,257
<DEPRECIATION> 690,499
<TOTAL-ASSETS> 3,062,952
<CURRENT-LIABILITIES> 103,623
<BONDS> 803,156
0
0
<COMMON> 1,394
<OTHER-SE> 1,834,468
<TOTAL-LIABILITY-AND-EQUITY> 3,062,952
<SALES> 0
<TOTAL-REVENUES> 311,145
<CGS> 0
<TOTAL-COSTS> 203,706<F1>
<OTHER-EXPENSES> 85,427<F2>
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 2,841
<INCOME-PRETAX> 51,101
<INCOME-TAX> 17,976
<INCOME-CONTINUING> 33,125
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 33,125
<EPS-BASIC> 0.24
<EPS-DILUTED> 0.24
<FN>
<F1>Includes contract drilling expenses only.
<F2>Includes other operating expenses.
</FN>
</TABLE>