Exhibit 99.34 MBNA MASTER CREDIT CARD TRUST II SERIES 1998-D KEY PERFORMANCE FACTORS September 30, 1998 Expected B Maturity 7/15/2003 Blended Coupon 5.8406% Excess Protection Level 3 Month Average 4.35% September, 1998 4.52% August, 1998 4.18% July, 1998 N/A Cash Yield17.36% Investor Charge Offs 5.18% Base Rate 7.65% Over 35 Day Delinquency 5.04% Seller's Interest13.10% Total Payment Rate13.10% Total Principal Balance$39,849,511,082.92 Investor Participation Amount$559,000,000.00 Seller Participation Amount$5,219,716,564.43