Exhibit 99.47 MBNA MASTER CREDIT CARD TRUST II SERIES 2000-A KEY PERFORMANCE FACTORS March 31, 2000 Expected B Maturity 02/15/2005 Blended Coupon 7.4063% Excess Protection Level 3 Month Average 2.19% March, 2000 2.19% February, 2000 N/A January, 2000 N/A Cash Yield18.73% Investor Charge Offs 3.70% Base Rate12.84% Over 30 Day Delinquency 4.65% Seller's Interest 8.73% Total Payment Rate15.20% Total Principal Balance$49,480,326,758.32 Investor Participation Amount$750,000,000.00 Seller Participation Amount$4,321,526,239.83 For purposes of calculating the Base Rate and Excess Protection Level, a Coupon of 10.84% (23/360) was used. The Base Rate was calculated using a 23 day monthly period, 3/8/2000 to 3/31/2000.