<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000811869
<NAME> THE AAL MUTUAL FUNDS
<SERIES>
   <NUMBER> 012
   <NAME> THE CAPITAL GROWTH FUND CLASS B
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          APR-30-2000
<PERIOD-START>                             MAY-01-1999
<PERIOD-END>                               OCT-29-1999
<INVESTMENTS-AT-COST>                       1987099818
<INVESTMENTS-AT-VALUE>                      4025290441
<RECEIVABLES>                                  2509338
<ASSETS-OTHER>                                 1574991
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              4029374770
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      5380850
<TOTAL-LIABILITIES>                            5380850
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                    1935442591
<SHARES-COMMON-STOCK>                          3454520
<SHARES-COMMON-PRIOR>                          3048483
<ACCUMULATED-NII-CURRENT>                      3209182
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                       47151524
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                    2038190623
<NET-ASSETS>                                 126057015
<DIVIDEND-INCOME>                             18344985
<INTEREST-INCOME>                              5239760
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                18106071
<NET-INVESTMENT-INCOME>                        5478674
<REALIZED-GAINS-CURRENT>                      15249660
<APPREC-INCREASE-CURRENT>                    131546219
<NET-CHANGE-FROM-OPS>                        152274553
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                            0
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                         481113
<NUMBER-OF-SHARES-REDEEMED>                    (75076)
<SHARES-REINVESTED>                                  0
<NET-CHANGE-IN-ASSETS>                       274972911
<ACCUMULATED-NII-PRIOR>                         776022
<ACCUMULATED-GAINS-PRIOR>                     31901864
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                         10063496
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                               18106071
<AVERAGE-NET-ASSETS>                         115110503
<PER-SHARE-NAV-BEGIN>                            35.29
<PER-SHARE-NII>                                  (.12)
<PER-SHARE-GAIN-APPREC>                           1.32
<PER-SHARE-DIVIDEND>                                 0
<PER-SHARE-DISTRIBUTIONS>                            0
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                              36.49
<EXPENSE-RATIO>                                   1.96


</TABLE>