WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Commercial Auto Collision

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.08% $71,497.00 $82,737.00 $34,109.00 $34,109.00 41.23%
Missouri Total 100.00% $94,966,273 $95,533,021 $47,545,217 $48,272,677 50.53%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Commercial Auto Comprehensive

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.08% $47,513.00 $49,020.00 $1,731.00 $1,731.00 3.53%
Missouri Total 100.00% $63,177,401 $64,005,865 $24,175,823 $25,747,008 40.23%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Commercial Auto Liability Bodily Injury

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.24% $650,010.00 $575,479.00 $48,000.00 $119,868.00 20.83%
Missouri Total 100.00% $268,161,058 $271,980,407 $147,975,880 $159,836,768 58.77%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Commercial Auto Liability Property Damage

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.23% $187,817.00 $169,337.00 $28,129.00 $17,120.00 10.11%
Missouri Total 100.00% $82,321,432 $79,876,541 $39,335,646 $42,737,585 53.50%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Commercial Auto Medical Payments

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.01% $5,920.00 $7,014.00 $0.00 $53,243.00 759.10%
Missouri Total 100.00% $61,808,059 $61,009,066 $11,841,379 $15,054,425 24.68%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Commercial Auto Uninsured Motorists

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.06% $9,968.00 $11,176.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $17,687,763 $17,302,729 $10,537,218 $10,671,396 61.67%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Commercial Fire & Allied Lines

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $-211.00 $4,564.00 $0.00 $-300.00 -6.57%
Missouri Total 100.00% $135,755,240 $131,372,826 $41,125,322 $23,826,255 18.14%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Commercial Multi-Peril

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.06% $363,709.00 $441,036.00 $14,653.00 $358,228.00 81.22%
Missouri Total 100.00% $622,649,146 $614,760,000 $249,031,666 $248,131,677 40.36%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Direct Workers Compensation

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 1.45% $14,620,015.00 $14,352,221.00 $4,667,946.00 $9,025,870.00 62.89%
Missouri Total 100.00% $1,008,002,549 $968,998,320 $461,730,864 $594,472,086 61.35%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Dwelling Fire & Allied Lines

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $0.00 $0.00 $0.00 $122.00 0.00%
Missouri Total 100.00% $125,326,456 $123,830,473 $49,964,516 $52,859,548 42.69%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Earthquake

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $-141.00 $4,073.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $72,917,424 $71,294,758 $251,686 $-954,977 -1.34%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Farm Fire & Allied Lines

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $0.00 $409.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $10,292,030 $9,946,105 $9,576,450 $9,849,069 99.02%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Other Liability - Bodily Injury & Property Damage

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total -0.02% $-119,171.00 $118,972.00 $129,901.00 $-198,260.00 -166.64%
Missouri Total 100.00% $568,337,066 $603,483,554 $334,235,058 $378,856,753 62.78%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Products Liability

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 3.30% $1,506,911.00 $1,094,777.00 $17,837.00 $170,155.00 15.54%
Missouri Total 100.00% $45,726,733 $48,846,364 $23,180,412 $4,761,872 9.75%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Professional Liability (Excl Medical Malpractice)

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.01% $7,197.00 $8,473.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $74,871,487 $72,421,788 $32,024,960 $47,689,326 65.85%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Total Commercial Automobile

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.17% $972,725.00 $894,763.00 $111,969.00 $226,071.00 25.27%
Missouri Total 100.00% $588,121,986 $589,707,629 $281,411,163 $302,319,859 51.27%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Total Fire & Allied Lines

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $-211.00 $4,973.00 $0.00 $-178.00 -3.58%
Missouri Total 100.00% $271,373,726 $265,149,404 $100,666,288 $86,534,872 32.64%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2005 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 0.21% $17,351,034.00 $16,919,288.00 $4,942,306.00 $9,581,886.00 56.63%
Missouri Total 100.00% $8,218,883,685 $8,161,366,248 $4,027,395,001 $4,348,337,255 53.28%



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