Exhibit 99.4 MBNA MASTER CREDIT CARD TRUST II SERIES 1995-C KEY PERFORMANCE FACTORS April 30, 2000 Expected B Maturity 7/15/05 Blended Coupon 6.4885% Excess Protection Level 3 Month Average 5.79% April, 2000 5.43% March, 2000 5.82% February, 2000 6.12% Cash Yield 18.08% Investor Charge Offs 4.70% Base Rate 7.95% Over 30 Day Delinquency 4.72% Seller's Interest 10.74% Total Payment Rate 13.82% Total Principal Balance $52,271,464,953.72 Investor Participation Amount $575,000,000.00 Seller Participation Amount $5,612,664,435.23