<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
BALANCE SHEET, STATEMENT OF OPERATIONS AND STATEMENT OF CASH FLOWS INCLUDED
IN THE COMPANY'S FORM 10-Q FOR THE PERIOD ENDING SEPTEMBER 30, 1998 AND 
SEPTEMBER 30, 1997.
</LEGEND>
       
<S>                             <C>                       <C>
<PERIOD-TYPE>                   3-MOS                     3-MOS
<FISCAL-YEAR-END>                          JUN-30-1999             JUN-30-1998
<PERIOD-START>                             JUL-01-1998             JUL-01-1997
<PERIOD-END>                               SEP-30-1998             SEP-30-1997
<CASH>                                          21,043                       0
<SECURITIES>                                         0                       0
<RECEIVABLES>                                    1,309                       0 
<ALLOWANCES>                                         0                       0
<INVENTORY>                                          0                       0
<CURRENT-ASSETS>                                22,937                   3,542
<PP&E>                                           6,369                  47,165
<DEPRECIATION>                                   3,820                  33,326
<TOTAL-ASSETS>                                  26,567                  18,661
<CURRENT-LIABILITIES>                            7,794                  10,581
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                            37                      36
<OTHER-SE>                                      18,361                   8,044
<TOTAL-LIABILITY-AND-EQUITY>                    26,567                  18,661
<SALES>                                              0                       0
<TOTAL-REVENUES>                                12,261                  15,037
<CGS>                                                0                     375
<TOTAL-COSTS>                                        0                     375
<OTHER-EXPENSES>                                 6,976                  20,043
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                                 170                     (7)
<INCOME-PRETAX>                                  5,455                 (5,388)
<INCOME-TAX>                                     2,182                       0
<INCOME-CONTINUING>                              3,273                 (5,388)
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                     3,273                 (5,388)
<EPS-PRIMARY>                                      .09                  (0.15)
<EPS-DILUTED>                                      .09                  (0.15)
        

</TABLE>