Exhibit 99.34 MBNA MASTER CREDIT CARD TRUST II SERIES 1998-F KEY PERFORMANCE FACTORS October 31, 1999 Expected B Maturity 9/15/05 Blended Coupon 5.6865% Excess Protection Level 3 Month Average 5.98% October, 1999 6.09% September, 1999 5.71% August, 1999 6.12% Cash Yield18.64% Investor Charge Offs 4.68% Base Rate 7.86% Over 30 Day Delinquency 5.07% Seller's Interest 9.14% Total Payment Rate14.64% Total Principal Balance$47,636,626,081.62 Investor Participation Amount$500,000,000.00 Seller Participation Amount$4,354,806,563.13