Exhibit 99.01
First USA Credit Card Master Trust
Excess Spread Analysis - July 2006
Series Deal Size Expected Maturity | 1996-4 $602MM 8/10/2006 | 1997-4 $602MM 6/17/2007 | 1997-8 $939MM 9/17/2007 | 1998-6 $964MM 8/18/2008 | ||||||||||
Yield | 16.65 | % | 16.65 | % | 16.64 | % | 16.65 | % | ||||||
Less: | Coupon | 5.66 | % | 5.67 | % | 5.62 | % | 5.60 | % | |||||
Servicing Fee | 1.50 | % | 1.50 | % | 1.50 | % | 1.50 | % | ||||||
Net Credit Losses | 4.15 | % | 4.15 | % | 4.15 | % | 4.15 | % | ||||||
Excess Spread: | ||||||||||||||
July-06 | 5.34 | % | 5.33 | % | 5.37 | % | 5.40 | % | ||||||
June-06 | 6.52 | % | 6.45 | % | 6.50 | % | 6.50 | % | ||||||
May-06 | 6.24 | % | 6.25 | % | 6.31 | % | 6.29 | % | ||||||
Three Month Average Excess Spread | 6.03 | % | 6.01 | % | 6.06 | % | 6.06 | % | ||||||
Delinquency: | ||||||||||||||
30 to 59 Days | 0.96 | % | 0.96 | % | 0.96 | % | 0.96 | % | ||||||
60 to 89 Days | 0.69 | % | 0.69 | % | 0.69 | % | 0.69 | % | ||||||
90+ Days | 1.57 | % | 1.57 | % | 1.57 | % | 1.57 | % | ||||||
Total | 3.22 | % | 3.22 | % | 3.22 | % | 3.22 | % | ||||||
Principal Payment Rate | 19.24 | % | 19.24 | % | 19.24 | % | 19.24 | % | ||||||
