WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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% $75.00 $75.00 $0.00 $24.00 32.00%
Missouri Total 100.00% $18,955,228 $18,287,187 $5,291,031 $3,594,129 19.65%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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% $256.00 $359.00 $0.00 $113.00 31.48%
Missouri Total 100.00% $3,620,651 $3,312,173 $891,750 $582,766 17.59%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 0.57% $384,741.00 $376,081.00 $461,252.00 $461,252.00 122.65%
Missouri Total 100.00% $67,973,411 $67,092,775 $49,185,497 $49,373,363 73.59%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 0.32% $154,216.00 $147,554.00 $60,944.00 $60,944.00 41.30%
Missouri Total 100.00% $48,805,511 $49,307,255 $48,995,508 $50,364,145 102.14%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 0.36% $869,289.00 $854,679.00 $95,433.00 $173,247.00 20.27%
Missouri Total 100.00% $243,315,390 $242,282,062 $131,212,252 $157,399,677 64.97%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 0.41% $268,220.00 $255,077.00 $232,917.00 $260,555.00 102.15%
Missouri Total 100.00% $65,314,047 $62,637,287 $38,905,581 $46,438,542 74.14%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 0.31% $27,294.00 $30,109.00 $872.00 $21,446.00 71.23%
Missouri Total 100.00% $8,935,290 $8,845,547 $11,944,181 $16,319,151 184.49%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 0.29% $54,378.00 $57,897.00 $0.00 $61,716.00 106.60%
Missouri Total 100.00% $18,985,703 $18,979,158 $13,430,615 $13,989,339 73.71%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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% $1,532.00 $1,721.00 $0.00 $49.00 2.85%
Missouri Total 100.00% $132,096,980 $132,862,854 $534,785,776 $914,391,979 688.22%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 0.11% $697,856.00 $755,821.00 $545,611.00 $40,881.00 5.41%
Missouri Total 100.00% $623,078,795 $617,289,195 $781,102,405 $1,024,996,965 166.05%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 1.10% $7,842,721.00 $8,329,502.00 $8,405,135.00 $10,272,786.00 123.33%
Missouri Total 100.00% $711,838,566 $698,167,969 $466,741,914 $445,394,771 63.79%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 $-214.00 0.00%
Missouri Total 100.00% $122,365,452 $117,383,846 $110,315,391 $108,821,007 92.71%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 Supplemental Data for

Property & Casualty

Earthquake

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.01% $7,085.00 $5,185.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $88,645,202 $88,150,399 $14,839 $264,831 0.30%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 Supplemental Data for

Property & Casualty

Fidelity

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.01% $2,980.00 $2,980.00 $0.00 $1,264.00 42.42%
Missouri Total 100.00% $21,813,242 $20,604,814 $21,654,301 $23,726,307 115.15%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 0.08% $428,284.00 $454,596.00 $83,566.00 $77,920.00 17.14%
Missouri Total 100.00% $539,738,707 $507,441,650 $290,505,798 $277,999,437 54.78%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 0.14% $37,616.00 $59,431.00 $8,991.00 $160,348.00 269.81%
Missouri Total 100.00% $27,565,820 $27,187,832 $34,632,487 $49,270,952 181.22%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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% $11,987.00 $13,694.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $90,360,354 $89,338,684 $42,534,077 $39,438,333 44.14%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 0.39% $1,758,138.00 $1,721,397.00 $851,418.00 $1,039,160.00 60.37%
Missouri Total 100.00% $453,329,352 $449,144,084 $293,673,634 $333,884,217 74.34%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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% $1,532.00 $1,721.00 $0.00 $-165.00 -9.59%
Missouri Total 100.00% $392,952,320 $399,228,408 $766,541,068 $1,196,005,414 299.58%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 0.13% $10,788,530.00 $11,341,754.00 $9,894,721.00 $11,570,348.00 102.02%
Missouri Total 100.00% $8,596,852,003 $8,512,987,529 $7,215,311,579 $8,060,392,321 94.68%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2011 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 $-3,007.00 $0.00 $-21,983.00 731.06%
Missouri Total 100.00% $46,892,405 $36,080,620 $27,942,582 $21,550,555 59.73%



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