Exhibit 99.4 MBNA MASTER CREDIT CARD TRUST II SERIES 1995-A KEY PERFORMANCE FACTORS February 28, 1999 Expected B Maturity 9/15/04 Blended Coupon 5.2538% Excess Protection Level 3 Month Average 5.75% February, 1999 5.97% January, 1999 5.59% December, 1998 5.69% Cash Yield 17.82% Investor Charge Offs 5.13% Base Rate 6.73% Over 35 Day Delinquency 5.38% Seller's Interest 9.80% Total Payment Rate 13.67% Total Principal Balance $40,800,539,305.60 Investor Participation Amount $575,000,000.00 Seller Participation Amount $3,998,619,787.11