Exhibit 99.15 MBNA MASTER CREDIT CARD TRUST II SERIES 1996-G KEY PERFORMANCE FACTORS May 31, 2000 Expected B Maturity 8/15/06 Blended Coupon 6.7548% Excess Protection Level 3 Month Average 5.64% May, 2000 5.61% April, 2000 5.44% March, 2000 5.87% Cash Yield 19.29% Investor Charge Offs 4.66% Base Rate 9.02% Over 30 Day Delinquency 4.70% Seller's Interest 9.50% Total Payment Rate 14.38% Total Principal Balance $52,496,626,963.52 Investor Participation Amount $500,000,000.00 Seller Participation Amount $4,987,826,445.03