<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS FOR THE FISCAL YEAR ENDED SEPTEMBER 30, 1999 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> SEP-30-2000
<PERIOD-START> OCT-01-1999
<PERIOD-END> SEP-30-2000
<CASH> 72,627,089
<SECURITIES> 117,737,740
<RECEIVABLES> 0
<ALLOWANCES> 0
<INVENTORY> 0
<CURRENT-ASSETS> 195,561,471
<PP&E> 5,515,226
<DEPRECIATION> 1,481,984
<TOTAL-ASSETS> 232,994,066
<CURRENT-LIABILITIES> 15,502,607
<BONDS> 1,541,968
0
0
<COMMON> 23,116
<OTHER-SE> 215,926,375
<TOTAL-LIABILITY-AND-EQUITY> 232,994,066
<SALES> 0
<TOTAL-REVENUES> 0
<CGS> 0
<TOTAL-COSTS> 0
<OTHER-EXPENSES> 36,387,151
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 91,615
<INCOME-PRETAX> 82,501,885
<INCOME-TAX> 0
<INCOME-CONTINUING> 0
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 82,501,885
<EPS-BASIC> 4.58
<EPS-DILUTED> 4.58
</TABLE>