Exhibit 99.37 MBNA MASTER CREDIT CARD TRUST II SERIES 1999-H KEY PERFORMANCE FACTORS December 31, 2000 Expected B Maturity 4/15/2004 Blended Coupon 7.0615% Excess Protection Level 3 Month Average 4.17% December, 2000 0.21% November, 2000 6.26% October, 2000 6.05% Cash Yield19.86% Investor Charge Offs10.15% Base Rate 9.50% Over 30 Day Delinquency 4.72% Seller's Interest10.47% Total Payment Rate13.35% Total Principal Balance$57,190,978,436.47 Investor Participation Amount$1,000,000,000.00 Seller Participation Amount$5,990,287,874.98