Exhibit 99.12 MBNA MASTER CREDIT CARD TRUST II SERIES 1996-H KEY PERFORMANCE FACTORS DECEMBER, 2000 Expected B Maturity 09/17/01 Blended Coupon 6.8985% Excess Protection Level 3 Month Average 4.37% December, 2000 0.38% November, 2000 6.39% October, 2000 6.33% Cash Yield 19.83% Investor Charge Offs 10.15% Base Rate 9.30% Over 30 Day Delinquency 4.72% Seller's Interest 10.47% Total Payment Rate 13.35% Total Principal Balance $ 57,190,978,436.47 Investor Participation Amount $ 1,200,000,000.00 Seller Participation Amount $ 5,990,287,874.98