Exhibit 99.1 MBNA MASTER CREDIT CARD TRUST II SERIES 1994-A KEY PERFORMANCE FACTORS November 30, 1997 Expected B Maturity 9/15/99 Blended Coupon 5.9560% Excess Protection Level 3 Month Average 4.98% November, 1997 4.85% October, 1997 5.34% September, 1997 4.76% Cash Yield 17.42% Investor Charge Offs 5.01% Base Rate 7.56% Over 35 Day Delinquency 4.98% Seller's Interest 11.93% Total Payment Rate 12.41% Total Principal Balance $ 31,670,462,473.51 Investor Participation Amount $ 760,000,000.00 Seller Participation Amount $ 3,779,127,955.02