Exhibit 99.13 MBNA MASTER CREDIT CARD TRUST II SERIES 1996-A KEY PERFORMANCE FACTORS March 31, 1997 Expected B Maturity 3/17/03 Blended Coupon 5.6738% Excess Protection Level 3 Month Average 5.00% March, 1997 5.85% February, 1997 5.38% January, 1997 3.79% Cash Yield 17.84% Investor Charge Offs 4.50% Base Rate 7.48% Over 35 Day Delinquency 4.55% Seller's Interest 12.97% Total Payment Rate 12.55% Total Principal Balance $24,979,151,243.99 Investor Participation Amount $700,000,000.00 Seller Participation Amount $3,239,523,725.50