AMBAC ASSURANCE CORPORATION

2004 Supplemental Data for

Property & Casualty

Financial Guaranty

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 47.31% $15,239,974.00 $5,220,058.00 $4,579.00 $3,570.00 0.07%
Missouri Total 100.00% $32,211,629 $12,473,424 $5,465 $-3,056 -0.02%



AMBAC ASSURANCE CORPORATION

2004 Supplemental Data for

Property & Casualty

Total Property & Casualty

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.19% $15,239,974.00 $5,220,058.00 $4,579.00 $3,570.00 0.07%
Missouri Total 100.00% $7,912,453,158 $7,829,991,916 $4,189,177,430 $4,504,110,599 57.52%



Additional data is available for this company for the following year(s):