[ARTICLE] 6
[CIK] 0000743773
[NAME] SUMMIT MUTUAL FUNDS, INC.
[SERIES]
[NUMBER] 13
[NAME] APEX NASDAQ-100 INDEX FUND
<TABLE>
<S> <C>
[PERIOD-TYPE] 6-MOS
[FISCAL-YEAR-END] SEP-30-2000
[PERIOD-END] MAR-31-2000
[INVESTMENTS-AT-COST] 10,804,281
[INVESTMENTS-AT-VALUE] 10,800,308
[RECEIVABLES] 10,353,156
[ASSETS-OTHER] 16,535
[OTHER-ITEMS-ASSETS] 12,985
[TOTAL-ASSETS] 21,182,984
[PAYABLE-FOR-SECURITIES] 10,351,202
[SENIOR-LONG-TERM-DEBT] 0
[OTHER-ITEMS-LIABILITIES] 31,785
[TOTAL-LIABILITIES] 10,382,987
[SENIOR-EQUITY] 0
[PAID-IN-CAPITAL-COMMON] 10,631,079
[SHARES-COMMON-STOCK] 0
[SHARES-COMMON-PRIOR] 0
[ACCUMULATED-NII-CURRENT] 8,215
[OVERDISTRIBUTION-NII] 0
[ACCUMULATED-NET-GAINS] 170,341
[OVERDISTRIBUTION-GAINS] 0
[ACCUM-APPREC-OR-DEPREC] (9,638)
[NET-ASSETS] 10,799,997
[DIVIDEND-INCOME] 0
[INTEREST-INCOME] 9,420
[OTHER-INCOME] 0
[EXPENSES-NET] 1,205
[NET-INVESTMENT-INCOME] 8,215
[REALIZED-GAINS-CURRENT] 170,341
[APPREC-INCREASE-CURRENT] (9,638)
[NET-CHANGE-FROM-OPS] 168,918
[EQUALIZATION] 0
[DISTRIBUTIONS-OF-INCOME] 0
[DISTRIBUTIONS-OF-GAINS] 0
[DISTRIBUTIONS-OTHER] 0
[NUMBER-OF-SHARES-SOLD] 1,000,497
[NUMBER-OF-SHARES-REDEEMED] 122,848
[SHARES-REINVESTED] 0
[NET-CHANGE-IN-ASSETS] 10,799,997
[ACCUMULATED-NII-PRIOR] 0
[ACCUMULATED-GAINS-PRIOR] 0
[OVERDISTRIB-NII-PRIOR] 0
[OVERDIST-NET-GAINS-PRIOR] 0
[GROSS-ADVISORY-FEES] 651
[INTEREST-EXPENSE] 0
[GROSS-EXPENSE] 18,391
[AVERAGE-NET-ASSETS] 0
[PER-SHARE-NAV-BEGIN] 10.00
[PER-SHARE-NII] 0.01
[PER-SHARE-GAIN-APPREC] 2.30
[PER-SHARE-DIVIDEND] 0.00
[PER-SHARE-DISTRIBUTIONS] 0.00
[RETURNS-OF-CAPITAL] 0.00
[PER-SHARE-NAV-END] 12.31
[EXPENSE-RATIO] .007
</TABLE>
