Exhibit 99.17 MBNA MASTER CREDIT CARD TRUST II SERIES 1996-E KEY PERFORMANCE FACTORS July 31, 1997 Expected B Maturity 06/16/03 Blended Coupon 5.8883% Excess Protection Level 3 Month Average 4.62% July, 1997 4.53% June, 1997 4.87% May, 1997 4.46% Cash Yield 17.53% Investor Charge Offs 4.92% Base Rate 8.08% Over 35 Day Delinquency 4.47% Seller's Interest 18.18% Total Payment Rate 14.22% Total Principal Balance $30,179,392,749.44 Investor Participation Amount $750,000,000.00 Seller Participation Amount $5,486,155,230.95