Exhibit 99.15 MBNA MASTER CREDIT CARD TRUST II SERIES 1996-C KEY PERFORMANCE FACTORS October 31, 1997 Expected B Maturity 4/16/01 Blended Coupon 5.8015% Excess Protection Level 3 Month Average 4.93% October, 1997 5.38% September, 1997 4.83% August, 1997 4.60% Cash Yield 18.37% Investor Charge Offs 4.61% Base Rate 8.38% Over 35 Day Delinquency 4.76% Seller's Interest 13.78% Total Payment Rate 14.00% Total Principal Balance $31,941,631,051.83 Investor Participation Amount $500,000,000.00 Seller Participation Amount $4,401,496,533.34