<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000811869
<NAME> THE AAL MUTUAL FUNDS
<SERIES>
   <NUMBER> 031
   <NAME> THE AAL MUNICIPAL BOND FUND CLASS A
<MULTIPLIER> 1
       
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          APR-30-1998
<PERIOD-START>                             MAY-01-1997
<PERIOD-END>                               OCT-31-1997
<INVESTMENTS-AT-COST>                      437,444,883
<INVESTMENTS-AT-VALUE>                     466,976,360
<RECEIVABLES>                               28,404,742
<ASSETS-OTHER>                                  62,449
<OTHER-ITEMS-ASSETS>                            33,674
<TOTAL-ASSETS>                             495,477,225
<PAYABLE-FOR-SECURITIES>                    46,547,521
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      806,205
<TOTAL-LIABILITIES>                         47,353,726
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                   413,328,264
<SHARES-COMMON-STOCK>                       38,925,247
<SHARES-COMMON-PRIOR>                       38,610,424
<ACCUMULATED-NII-CURRENT>                       41,917
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                      5,221,841
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                    29,531,477
<NET-ASSETS>                               448,123,499
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                           11,983,314
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               1,908,143
<NET-INVESTMENT-INCOME>                     10,075,171
<REALIZED-GAINS-CURRENT>                     4,678,099
<APPREC-INCREASE-CURRENT>                   16,187,162
<NET-CHANGE-FROM-OPS>                       30,940,432
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                 (10,049,190)
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                      1,860,632
<NUMBER-OF-SHARES-REDEEMED>                (2,265,201)
<SHARES-REINVESTED>                            719,392
<NET-CHANGE-IN-ASSETS>                      25,690,400
<ACCUMULATED-NII-PRIOR>                       (47,081)
<ACCUMULATED-GAINS-PRIOR>                      632,740
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                        1,094,253
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                              1,908,143
<AVERAGE-NET-ASSETS>                       435,947,536
<PER-SHARE-NAV-BEGIN>                            10.92
<PER-SHARE-NII>                                  0.260
<PER-SHARE-GAIN-APPREC>                          0.540
<PER-SHARE-DIVIDEND>                             0.000
<PER-SHARE-DISTRIBUTIONS>                      (0.260)
<RETURNS-OF-CAPITAL>                             0.000
<PER-SHARE-NAV-END>                              11.46
<EXPENSE-RATIO>                                    .86
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        


</TABLE>