WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 Supplemental Data for

Property & Casualty

Boiler & Machinery

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $1.00 $1.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $18,453,018 $18,339,979 $3,269,980 $6,256,121 34.11%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 Supplemental Data for

Property & Casualty

Burglary & Theft

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.01% $407.00 $237.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $3,260,625 $3,207,086 $5,088,605 $5,124,949 159.80%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.48% $324,455.00 $304,436.00 $136,773.00 $136,773.00 44.93%
Missouri Total 100.00% $66,932,024 $68,113,590 $40,992,950 $41,381,049 60.75%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.28% $129,480.00 $118,754.00 $39,388.00 $39,388.00 33.17%
Missouri Total 100.00% $46,363,065 $46,936,009 $27,901,887 $26,760,293 57.01%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.38% $923,510.00 $850,980.00 $28,974.00 $384,380.00 45.17%
Missouri Total 100.00% $243,296,034 $246,226,707 $133,490,194 $118,854,870 48.27%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.48% $289,313.00 $267,006.00 $117,164.00 $115,645.00 43.31%
Missouri Total 100.00% $59,807,757 $59,450,991 $34,293,122 $37,025,272 62.28%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.46% $36,613.00 $41,691.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $7,953,305 $8,059,404 $9,271,720 $9,846,957 122.18%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.39% $65,623.00 $65,120.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $16,956,695 $17,022,030 $8,827,137 $10,146,718 59.61%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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% $250.00 $876.00 $0.00 $1.00 0.11%
Missouri Total 100.00% $131,914,727 $134,145,060 $55,201,863 $46,760,577 34.86%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.13% $800,829.00 $749,834.00 $901,221.00 $1,536,754.00 204.95%
Missouri Total 100.00% $607,509,479 $606,804,684 $310,259,666 $298,468,703 49.19%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 1.59% $10,776,089.00 $10,613,224.00 $7,820,514.00 $8,693,694.00 81.91%
Missouri Total 100.00% $679,862,271 $690,205,385 $452,712,053 $461,544,429 66.87%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 $129.00 0.00%
Missouri Total 100.00% $116,261,158 $112,008,073 $54,274,641 $62,478,611 55.78%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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% $275.00 $301.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $87,756,586 $87,451,308 $336,994 $255,691 0.29%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.10% $590,537.00 $568,229.00 $82,467.00 $34,471.00 6.07%
Missouri Total 100.00% $585,627,179 $576,485,720 $284,022,044 $264,509,677 45.88%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.39% $96,923.00 $75,549.00 $997,500.00 $963,511.00 1,275.35%
Missouri Total 100.00% $24,912,194 $24,812,727 $27,885,813 $29,809,529 120.14%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.02% $14,640.00 $14,484.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $88,630,769 $88,874,924 $36,738,259 $41,071,598 46.21%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.40% $1,768,994.00 $1,647,987.00 $322,299.00 $676,186.00 41.03%
Missouri Total 100.00% $441,308,880 $445,808,731 $254,777,010 $244,015,159 54.74%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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% $250.00 $876.00 $0.00 $130.00 14.84%
Missouri Total 100.00% $349,246,553 $338,155,359 $205,023,769 $184,332,393 54.51%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 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 0.17% $14,048,945.00 $13,673,032.00 $10,124,001.00 $11,884,878.00 86.92%
Missouri Total 100.00% $8,368,410,476 $8,301,280,585 $4,890,271,388 $4,773,232,479 57.50%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2010 Supplemental Data for

Property & Casualty

Umbrella

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $0.00 $2,310.00 $0.00 $-19,868.00 -860.09%
Missouri Total 100.00% $58,973,738 $51,391,262 $51,288,581 $42,930,183 83.54%



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