Exhibit 99.25 MBNA MASTER CREDIT CARD TRUST II SERIES 1998-C KEY PERFORMANCE FACTORS December 31, 2000 Expected B Maturity 6/16/03 Blended Coupon 6.7698% Excess Protection Level 3 Month Average 4.49% December, 2000 0.46% November, 2000 6.59% October, 2000 6.42% Cash Yield19.79% Investor Charge Offs10.15% Base Rate 9.19% Over 30 Day Delinquency 4.72% Seller's Interest10.47% Total Payment Rate13.35% Total Principal Balance$57,190,978,436.47 Investor Participation Amount$750,000,000.00 Seller Participation Amount$5,990,287,874.98