WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE ANNUAL
REPORT DATED OCTOBER 31, 2000 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER> 052
<NAME> MIDCAP GROWTH -SERVICE SHARES
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> OCT-31-2000
<PERIOD-START> NOV-1-1999
<PERIOD-END> OCT-31-2000
<INVESTMENTS-AT-COST> 138,139,343
<INVESTMENTS-AT-VALUE> 194,499,811
<RECEIVABLES> 3,766,578
<ASSETS-OTHER> 1,472
<OTHER-ITEMS-ASSETS> 633
<TOTAL-ASSETS> 198,268,494
<PAYABLE-FOR-SECURITIES> 6,586,289
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 271,923
<TOTAL-LIABILITIES> 6,858,212
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 115,622,318
<SHARES-COMMON-STOCK> 100,670
<SHARES-COMMON-PRIOR> 85,130
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 19,427,496
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 56,360,468
<NET-ASSETS> 191,410,282
<DIVIDEND-INCOME> 360,393
<INTEREST-INCOME> 190,711
<OTHER-INCOME> 0
<EXPENSES-NET> (2,077,183)
<NET-INVESTMENT-INCOME> (1,526,079)
<REALIZED-GAINS-CURRENT> 19,489,894
<APPREC-INCREASE-CURRENT> 22,737,638
<NET-CHANGE-FROM-OPS> 40,701,453
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> (520,840)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 29,138
<NUMBER-OF-SHARES-REDEEMED> (27,309)
<SHARES-REINVESTED> 13,711
<NET-CHANGE-IN-ASSETS> 44,134,092
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 23,246,783
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1,415,072
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 2,096,787
<AVERAGE-NET-ASSETS> 188,676,120
<PER-SHARE-NAV-BEGIN> 39.75
<PER-SHARE-NII> (0.44)
<PER-SHARE-GAIN-APPREC> 9.82
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> (6.02)
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 43.11
<EXPENSE-RATIO> 1.39
[AVG-DEBT-OUTSTANDING] 0
[AVG-DEBT-PER-SHARE] 0
</TABLE>
