Exhibit 99.32 MBNA MASTER CREDIT CARD TRUST II SERIES 1999-D KEY PERFORMANCE FACTORS May 31, 2001 Expected B Maturity 6/15/2006 Blended Coupon 4.6744% Excess Protection Level 3 Month Average 7.57% May, 2001 7.41% April, 2001 7.35% March, 2001 7.97% Cash Yield19.67% Investor Charge Offs 5.45% Base Rate 6.80% Over 30 Day Delinquency 4.84% Seller's Interest 8.52% Total Payment Rate14.20% Total Principal Balance$58,203,705,030.43 Investor Participation Amount$500,000,000.00 Seller Participation Amount$4,958,014,468.94