Exhibit 28A First Chicago Credit Card Master Trust II Excess Spread Analysis - April 2002 - ------------------------------------------------------------------------------------------------------------------- Series 95-M 95-O 96-S 97-U 99-X 99-Y Deal Size $500MM $500MM $700MM $400MM $750MM $550MM Expected Maturity 10/15/02 12/16/02 12/16/02 10/15/02 6/16/03 8/15/03 - ------------------------------------------------------------------------------------------------------------------- Yield 19.82% 19.82% 19.82% 19.82% 19.82% 19.82% Less: Coupon 2.12% 2.13% 2.04% 2.02% 2.11% 2.12% Servicing Fee 1.50% 1.50% 1.50% 1.50% 1.50% 1.50% Net Credit Losses 6.44% 6.44% 6.44% 6.44% 6.44% 6.44% Excess Spread: April-02 9.76% 9.75% 9.84% 9.86% 9.77% 9.76% March-02 11.07% 11.06% 11.15% 11.17% 11.08% 11.07% February-02 10.52% 10.52% 10.60% 10.62% 10.53% 10.53% Three Month Average Excess Spread 10.45% 10.44% 10.53% 10.55% 10.46% 10.45% Delinquency: 30 to 59 Days 1.25% 1.25% 1.25% 1.25% 1.25% 1.25% 60 to 89 Days 0.85% 0.85% 0.85% 0.85% 0.85% 0.85% 90+ Days 1.70% 1.70% 1.70% 1.70% 1.70% 1.70% Total 3.79% 3.79% 3.79% 3.79% 3.79% 3.79% Payment Rate 29.37% 29.37% 29.37% 29.37% 29.37% 29.37% ___________________________________________________________________________________________________________________