<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE ANNUAL
REPORT ON FORM 10-K AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<RESTATED>

<S>                   <C>                    <C>                     <C>                     <C>                 <C>
<PERIOD-TYPE>                YEAR                  3-MOS                   3-MOS                   3-MOS                 YEAR
<FISCAL-YEAR-END>     DEC-31-1995            DEC-31-1996             DEC-31-1996             DEC-31-1996           DEC-31-1996
<PERIOD-END>          DEC-31-1995            MAR-31-1996             JUN-30-1996             SEP-30-1996           DEC-31-1996
<CASH>                          0                      0                       0                       0                     0
<SECURITIES>                    0                      0                       0                       0                     0
<RECEIVABLES>                   0                      0                       0                       0                     0
<ALLOWANCES>                    0                      0                       0                       0                     0
<INVENTORY>                     0                      0                       0                       0                     0
<CURRENT-ASSETS>                0                      0                       0                       0                     0
<PP&E>                          0                      0                       0                       0                     0
<DEPRECIATION>                  0                      0                       0                       0                     0
<TOTAL-ASSETS>                  0                      0                       0                       0                     0
<CURRENT-LIABILITIES>           0                      0                       0                       0                     0
<BONDS>                         0                      0                       0                       0                     0
<PREFERRED-MANDATORY>           0                      0                       0                       0                     0
<PREFERRED>                     0                      0                       0                       0                     0
<COMMON>                        0                      0                       0                       0                     0
<OTHER-SE>                      0                      0                       0                       0                     0
<TOTAL-LIABILITY-AND-EQUITY>    0                      0                       0                       0                     0
<SALES>                         0                      0                       0                       0                     0
<TOTAL-REVENUES>                0                      0                       0                       0                     0
<CGS>                           0                      0                       0                       0                     0
<TOTAL-COSTS>                   0                      0                       0                       0                     0
<OTHER-EXPENSES>                0                      0                       0                       0                     0
<LOSS-PROVISION>                0                      0                       0                       0                     0
<INTEREST-EXPENSE>              0                      0                       0                       0                     0
<INCOME-PRETAX>                 0                      0                       0                       0                     0
<INCOME-TAX>                    0                      0                       0                       0                     0
<INCOME-CONTINUING>             0                      0                       0                       0                     0
<DISCONTINUED>                  0                      0                       0                       0                     0
<EXTRAORDINARY>                 0                      0                       0                       0                     0
<CHANGES>                       0                      0                       0                       0                     0
<NET-INCOME>                    0                      0                       0                       0                     0
<EPS-PRIMARY>               (3.37)<F1>             (1.09)<F1>              (0.43)<F1>              (0.43)<F1>            (2.36)<F1>
<EPS-DILUTED>                   0                      0                       0                       0                     0
<FN>
<F1>RESTATED FOR SFAS 128 ACCOUNTING CHANGE CONCERNING COMPUTATION OF PER SHARE AMOUNTS.
</FN>


</TABLE>