Exhibit 99.52 MBNA MASTER CREDIT CARD TRUST II SERIES 2000-L KEY PERFORMANCE FACTORS March 31, 2001 Expected B Maturity 11/15/2007 Blended Coupon 6.4136% Excess Protection Level 3 Month Average 5.47% March, 2001 8.09% February, 2001 7.43% January, 2001 0.89% Cash Yield20.67% Investor Charge Offs 4.83% Base Rate 7.74% Over 30 Day Delinquency 4.90% Seller's Interest 7.37% Total Payment Rate14.60% Total Principal Balance$56,622,749,044.91 Investor Participation Amount$500,000,000.00 Seller Participation Amount$4,172,058,483.42