Exhibit 99.18 MBNA MASTER CREDIT CARD TRUST II SERIES 1996-M KEY PERFORMANCE FACTORS JUNE, 2000 Expected B Maturity 12/15/06 Blended Coupon 6.9065% Excess Protection Level 3 Month Average 5.30% June, 2000 4.89% May, 2000 5.47% April, 2000 5.56% Cash Yield 18.78% Investor Charge Offs 4.56% Base Rate 9.33% Over 30 Day Delinquency 4.60% Seller's Interest 12.05% Total Payment Rate 14.03% Total Principal Balance $ 54,839,173,315.51 Investor Participation Amount $ 500,000,000.00 Seller Participation Amount $ 6,607,972,797.02