<TABLE> <S> <C>

<PAGE>
 
<ARTICLE> 9
<LEGEND>
THIS FINANCIAL DATA SCHEDULE ON FORM 10-K FOR THE YEAR ENDED DECEMBER 31, 1996
CONTAINS SUMMARY FINANCIAL INFORMATION WHICH IS INCORPORATED BY REFERENCE FROM
THE 1996 ANNUAL REPORT TO SHAREHOLDERS AND EXTRACTED FROM THE CONSOLIDATED
BALANCE SHEET, CONSOLIDATED STATEMENT OF OPERATIONS, AVERAGE BALANCES, INTEREST,
AND AVERAGE RATES, NONPERFORMING ASSETS, ANNUAL CREDIT LOSS EXPERIENCE, AND
COMPOSITION OF ALLOWANCE FOR CREDIT LOSSES, AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO THE ANNUAL REPORT AND FORM 10-K FILING.

Any item provided in the schedule, in accordance with the rules governing the
schedule, will not be subject to liability under the federal securities laws,
except to the extent that the financial statements and other information from
which the data were extracted violate the federal securities laws. Also,
pursuant to item 601(c)(1)(iv) of Regulation S-K promulgated by the Securities
and Exchange Commission (SEC), the schedule shall not be deemed filed for
purposes of Section 11 of the Securities Act of 1933, Section 18 of the Exchange
Act of 1934 and Section 323 of the Trust Indenture Act, or otherwise be subject
to the liabilities of such sections, nor shall it be deemed a part of any
registration statement to which it relates.

</LEGEND>
<MULTIPLIER> 1,000,000
       
<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               DEC-31-1996
<CASH>                                          16,223
<INT-BEARING-DEPOSITS>                           5,708
<FED-FUNDS-SOLD>                                 7,409
<TRADING-ASSETS>                                12,205
<INVESTMENTS-HELD-FOR-SALE>                     12,113
<INVESTMENTS-CARRYING>                           4,138
<INVESTMENTS-MARKET>                             3,920
<LOANS>                                        165,415
<ALLOWANCE>                                      3,523
<TOTAL-ASSETS>                                 250,753
<DEPOSITS>                                     168,015
<SHORT-TERM>                                    27,386
<LIABILITIES-OTHER>                             18,854<F1>
<LONG-TERM>                                     15,785<F2>
<COMMON>                                           605
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                      2,242
<OTHER-SE>                                      17,866
<TOTAL-LIABILITIES-AND-EQUITY>                 250,753
<INTEREST-LOAN>                                 13,363
<INTEREST-INVEST>                                1,160
<INTEREST-OTHER>                                 2,136<F3>
<INTEREST-TOTAL>                                16,659
<INTEREST-DEPOSIT>                               5,359
<INTEREST-EXPENSE>                               8,072
<INTEREST-INCOME-NET>                            8,587
<LOAN-LOSSES>                                      885
<SECURITIES-GAINS>                                  61
<EXPENSE-OTHER>                                  8,341
<INCOME-PRETAX>                                  4,773
<INCOME-PRE-EXTRAORDINARY>                       4,773
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     2,873
<EPS-PRIMARY>                                     7.31
<EPS-DILUTED>                                     7.30
<YIELD-ACTUAL>                                    4.23
<LOANS-NON>                                      1,095
<LOANS-PAST>                                       235
<LOANS-TROUBLED>                                   302
<LOANS-PROBLEM>                                      0
<ALLOWANCE-OPEN>                                 3,554
<CHARGE-OFFS>                                    1,325
<RECOVERIES>                                       407
<ALLOWANCE-CLOSE>                                3,523
<ALLOWANCE-DOMESTIC>                             2,316
<ALLOWANCE-FOREIGN>                                425
<ALLOWANCE-UNALLOCATED>                            782
<FN>
<F1>INCLUDES CORPORATION OBLIGATED MANDATORILY REDEEMABLE PREFERRED SECURITIES
OF SUBSIDIARY TRUSTS HOLDING SOLELY JUNIOR SUBORDINATED DEFERRABLE INTEREST
DEBENTURES OF THE CORPORATION OF $1,477 MILLION.
<F2>INCLUDES SUBORDINATED CAPITAL NOTES OF $355 MILLION.
<F3>INCLUDES INTEREST INCOME ON TRADING ACCOUNT ASSETS OF $1,001 MILLION.
</FN>
        

</TABLE>