TABLE B-10

                                               COLLECTIVE INVESTMENT FUNDS
                                                15 LARGEST MORTGAGE FUNDS
                                                      BY ASSET SIZE
                                                    DECEMBER 31, 1997
                                                                                                 FUND          TOTAL ASSETS   TOTAL
SEQ  NAME OF INSTITUTION                       FUND NAME                                     CLASSIFICATION    (THOUS. OF $) ACCOUNT

  1  Barclays Global Investors, National   MORTGAGE BACKED SEC INDEX                      02 EMPLOYEE BENEFIT     7,162,136       15
     SAN FRANCISCO, CA
  2  Morgan Guaranty Trust Company of New  COMMINGLED FUND - FIXED INC. PVT. PLCMNTS.     02 EMPLOYEE BENEFIT     2,034,166      227
     NEW YORK CITY, NY
  3  Mellon Bank, National Association     EB MCM MORTGAGE BACKED BOND INDEX FUND         02 EMPLOYEE BENEFIT       622,133        3
     PITTSBURGH, PA
  4  Mellon Bank, National Association     EB MBA MORTGAGED BACKED SECURITIES FUND        02 EMPLOYEE BENEFIT       562,831       16
     PITTSBURGH, PA
  5  Mellon Bank, National Association     CF MBA MORTGAGE BACKED SECUR INDEX FUND        04 CHARITABLE TRUST       166,887       24
     PITTSBURGH, PA
  6  Fidelity Management Trust Company     FIDELITY FMTC MORTGAGE BACKED SECURITIES C TR  02 EMPLOYEE BENEFIT       159,574        1
     BOSTON, MA
  7  PNC Bank, National Association        GNMA                                           01 PERSONAL TRUST         135,313    1,760
     PITTSBURGH, PA
  8  Wellington Trust Company, National A  CTF - ENHANCED BOND PORTFOLIO                  04 CHARITABLE TRUST        98,571       18
     BOSTON, MA
  9  Wellington Trust Company, National A  ENHANCED BOND PORTFOLIO                        02 EMPLOYEE BENEFIT        95,241       11
     BOSTON, MA
 10  Key Trust Company of Ohio, National   GOVERNMENT MORTGAGE FUND                       01 PERSONAL TRUST          86,874    1,782
     CLEVELAND, OH
 11  Wellington Trust Company, National A  CTF - INTERMEDIATE BOND PORTFOLIO              04 CHARITABLE TRUST        81,191       15
     BOSTON, MA
 12  USbancorp Trust Company               EMPLOYEE REAL ESTATE CONSTRUCTION TRUST FUN    02 EMPLOYEE BENEFIT        55,899        9
     JOHNSTOWN, PA
 13  Burke & Herbert Bank & Trust Company  FIRST MORTGAGE FUND "A"                        01 PERSONAL TRUST          45,347      336
     ALEXANDRIA, VA
 14  Wellington Trust Company, National A  HIGH GRADE BOND PORTFOLIO                      02 EMPLOYEE BENEFIT        18,813        2
     BOSTON, MA
 15  Central Bank & Trust Co.              COMBINED FUND F                                02 EMPLOYEE BENEFIT        11,086       41
     LEXINGTON, KY