<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000811869
<NAME> THE AAL MUTUAL FUNDS
<SERIES>
   <NUMBER> 112
   <NAME> THE AAL HIGH YIELD BOND FUND CLASS B
<MULTIPLIER> 1
       
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          APR-30-1999
<PERIOD-START>                             MAY-01-1998
<PERIOD-END>                               OCT-30-1998
<INVESTMENTS-AT-COST>                        138818876
<INVESTMENTS-AT-VALUE>                       122327537
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<TOTAL-ASSETS>                               126528102
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<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       466595
<TOTAL-LIABILITIES>                             718101
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     142732988
<SHARES-COMMON-STOCK>                          1176159
<SHARES-COMMON-PRIOR>                           941909
<ACCUMULATED-NII-CURRENT>                         8630
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<ACCUMULATED-NET-GAINS>                       (440278)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                    (16491339)
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<DIVIDEND-INCOME>                                    0
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<OTHER-INCOME>                                       0
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<NET-INVESTMENT-INCOME>                        5607018
<REALIZED-GAINS-CURRENT>                     (1271115)
<APPREC-INCREASE-CURRENT>                   (17264760)
<NET-CHANGE-FROM-OPS>                       (12928857)
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                     (443568)
<DISTRIBUTIONS-OF-GAINS>                             0
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<NUMBER-OF-SHARES-SOLD>                         244497
<NUMBER-OF-SHARES-REDEEMED>                    (38977)
<SHARES-REINVESTED>                              28730
<NET-CHANGE-IN-ASSETS>                        15087950
<ACCUMULATED-NII-PRIOR>                           8630
<ACCUMULATED-GAINS-PRIOR>                       830837
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           355358
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                 762534
<AVERAGE-NET-ASSETS>                          10320575
<PER-SHARE-NAV-BEGIN>                            10.31
<PER-SHARE-NII>                                    .41
<PER-SHARE-GAIN-APPREC>                         (1.43)
<PER-SHARE-DIVIDEND>                             (.41)
<PER-SHARE-DISTRIBUTIONS>                            0
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                               8.88
<EXPENSE-RATIO>                                   1.75
<AVG-DEBT-OUTSTANDING>                               0
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</TABLE>