[ARTICLE] 6
[CIK] 0000355751
[NAME] CASH INCOME TRUST
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          DEC-31-1997
[PERIOD-END]                               DEC-31-1997
[INVESTMENTS-AT-COST]                       13,503,911
[INVESTMENTS-AT-VALUE]                               0
[RECEIVABLES]                                   23,348
[ASSETS-OTHER]                                     727
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                              13,527,986
[PAYABLE-FOR-SECURITIES]                             0
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                       34,235
[TOTAL-LIABILITIES]                             34,235
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                    13,493,801
[SHARES-COMMON-STOCK]                       13,493,801
[SHARES-COMMON-PRIOR]                        4,456,335
[ACCUMULATED-NII-CURRENT]                            0
[OVERDISTRIBUTION-NII]                         339,989
[ACCUMULATED-NET-GAINS]                           (72)
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                             0
[NET-ASSETS]                                13,493,801
[DIVIDEND-INCOME]                                    0
[INTEREST-INCOME]                              339,989
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                  34,521
[NET-INVESTMENT-INCOME]                        305,468
[REALIZED-GAINS-CURRENT]                          (72)
[APPREC-INCREASE-CURRENT]                            0
[NET-CHANGE-FROM-OPS]                          305,396
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                      305,378
[DISTRIBUTIONS-OF-GAINS]                            72
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                     28,240,251
[NUMBER-OF-SHARES-REDEEMED]                 18,516,002
[SHARES-REINVESTED]                            286,879
[NET-CHANGE-IN-ASSETS]                       9,951,146
[ACCUMULATED-NII-PRIOR]                              0
[ACCUMULATED-GAINS-PRIOR]                            0
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                           19,634
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                      0
[AVERAGE-NET-ASSETS]                         6,073,127
[PER-SHARE-NAV-BEGIN]                             1.00
[PER-SHARE-NII]                                   0.49
[PER-SHARE-GAIN-APPREC]                              0
[PER-SHARE-DIVIDEND]                                 0
[PER-SHARE-DISTRIBUTIONS]                         0.49
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                               1.00
[EXPENSE-RATIO]                                   0.57
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>