05:16:18 PM EXHIBIT 99. 14 MBNA MASTER CREDIT CARD TRUST II SERIES 1996-B KEY PERFORMANCE FACTORS APRIL, 1996 Expected B Maturity 04/17/06 Blended Coupon 5.7650% Excess Protection Level 3 Month Average 3.05% April, 1996 3.05% March, 1996 N/A February, 1996 N/A Cash Yield 16.84% Investor Charge Offs 3.55% Base Rate 10.24% Over 35 Day Delinquency 4.01% Seller's Interest 21.75% Total Payment Rate 10.71% Total Principal Balance $14,617,538,112.27 Investor Participation Amount $500,000,000.00 Seller Participation Amount $3,179,663,112.27 * For the purposes of calculating the Base Rate and Excess Protection Level, a Coupon of 8.24% (35/360) was used. The Base Rate was calculated using a 36 day monthly period, 3/26/96 - 4/30/96