[ARTICLE] 6
[CIK] 0000887428
[NAME] SMITH BARNEY ADJUSTABLE RATE GOVERNMENT INCOME FUND, CLASS I
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          MAY-31-1997
[PERIOD-END]                               MAY-31-1997
[INVESTMENTS-AT-COST]                      182,532,180
[INVESTMENTS-AT-VALUE]                     184,557,064
[RECEIVABLES]                                2,893,712
[ASSETS-OTHER]                                       0
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                             187,450,776
[PAYABLE-FOR-SECURITIES]                     9,546,027
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                   48,244,399
[TOTAL-LIABILITIES]                         57,790,426
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                   136,381,963
[SHARES-COMMON-STOCK]                          245,215
[SHARES-COMMON-PRIOR]                                0
[ACCUMULATED-NII-CURRENT]                            0
[OVERDISTRIBUTION-NII]                        (46,196)
[ACCUMULATED-NET-GAINS]                              0
[OVERDISTRIBUTION-GAINS]                   (6,653,936)
[ACCUM-APPREC-OR-DEPREC]                      (21,481)
[NET-ASSETS]                               129,660,350
[DIVIDEND-INCOME]                                    0
[INTEREST-INCOME]                            8,855,001
[OTHER-INCOME]                                       0
[EXPENSES-NET]                               2,449,953
[NET-INVESTMENT-INCOME]                      6,405,048
[REALIZED-GAINS-CURRENT]                       709,108
[APPREC-INCREASE-CURRENT]                      316,668
[NET-CHANGE-FROM-OPS]                        7,430,824
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                       10,037
[DISTRIBUTIONS-OF-GAINS]                             0
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                        260,643
[NUMBER-OF-SHARES-REDEEMED]                     16,281
[SHARES-REINVESTED]                                853
[NET-CHANGE-IN-ASSETS]                    (31,707,505)
[ACCUMULATED-NII-PRIOR]                      9,951,704
[ACCUMULATED-GAINS-PRIOR]                      173,691
[OVERDISTRIB-NII-PRIOR]                         79,911
[OVERDIST-NET-GAINS-PRIOR]                 (7,066,988)
[GROSS-ADVISORY-FEES]                          579,582
[INTEREST-EXPENSE]                           2,055,152
[GROSS-EXPENSE]                              2,449,953
[AVERAGE-NET-ASSETS]                         1,991,014
[PER-SHARE-NAV-BEGIN]                             9.79
[PER-SHARE-NII]                                   0.08
[PER-SHARE-GAIN-APPREC]                           0.04
[PER-SHARE-DIVIDEND]                              0.06
[PER-SHARE-DISTRIBUTIONS]                            0
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                               9.85
[EXPENSE-RATIO]                                   1.10
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>