Exhibit 99.26 MBNA MASTER CREDIT CARD TRUST II SERIES 1997-E KEY PERFORMANCE FACTORS June 30, 1997 Expected B Maturity 4/15/02 Blended Coupon 5.9310% Excess Protection Level 3 Month Average 2.98% June, 1997 2.98% May, 1997 N/A April, 1997 N/A Cash Yield 17.13% Investor Charge Offs 4.55% Base Rate 9.60% Over 35 Day Delinquency 4.57% Seller's Interest 10.08% Total Payment Rate 12.14% Total Principal Balance $27,184,721,330.37 Investor Participation Amount $750,000,000.00 Seller Participation Amount $2,741,483,811.88 * For the purposes of calculating the Base Rate and Excess Protection Level, a Coupon of 7.60% (53/360) was used. The Base Rate was calculated using a 53 day monthly period, 5/8/97-6/30/97.