Exhibit 99.2 MBNA MASTER CREDIT CARD TRUST II SERIES 1994-B KEY PERFORMANCE FACTORS February 28, 1998 Expected B Maturity 9/15/99 Blended Coupon 5.66008% Excess Protection Level 3 Month Average 4.83% February, 1998 4.63% January, 1998 4.74% December, 1997 5.11% Cash Yield 16.74% Investor Charge Offs 4.83% Base Rate 7.28% Over 35 Day Delinquency 5.04% Seller's Interest 15.07% Total Payment Rate 12.54% Total Principal Balance $ 34,488,564,555.67 Investor Participation Amount $ 1,000,000,000.00 Seller Participation Amount $ 5,197,230,037.18