Exhibit 99.28 MBNA MASTER CREDIT CARD TRUST II SERIES 1998-D KEY PERFORMANCE FACTORS October 31, 2000 Expected B Maturity 7/15/03 Blended Coupon 5.9180% Excess Protection Level 3 Month Average 6.08% October, 2000 6.51% September, 2000 5.95% August, 2000 5.79% Cash Yield19.62% Investor Charge Offs 4.51% Base Rate 8.60% Over 30 Day Delinquency 5.23% Seller's Interest10.66% Total Payment Rate14.07% Total Principal Balance$56,359,968,018.99 Investor Participation Amount$559,000,000.00 Seller Participation Amount$6,009,277,457.50