WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 0.44% $304,715.00 $187,393.00 $182,223.00 $182,223.00 97.24%
Missouri Total 100.00% $69,154,118 $71,801,637 $38,620,769 $37,867,947 52.74%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 0.24% $117,476.00 $81,401.00 $41,423.00 $41,423.00 50.89%
Missouri Total 100.00% $49,460,665 $51,448,150 $27,569,025 $26,734,442 51.96%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 0.33% $774,553.00 $530,519.00 $1,986.00 $-78,255.00 -14.75%
Missouri Total 100.00% $237,445,190 $248,038,410 $154,682,730 $137,117,232 55.28%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 0.42% $246,106.00 $130,102.00 $59,332.00 $66,615.00 51.20%
Missouri Total 100.00% $59,009,477 $59,232,722 $33,517,860 $31,719,492 53.55%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 0.47% $39,420.00 $27,403.00 $811.00 $-3,155.00 -11.51%
Missouri Total 100.00% $8,332,300 $8,457,490 $4,843,583 $7,012,584 82.92%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 0.38% $58,585.00 $41,926.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $15,315,772 $15,501,899 $7,191,076 $11,158,029 71.98%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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% $978.00 $164.00 $0.00 $57.00 34.76%
Missouri Total 100.00% $112,822,740 $110,985,710 $60,198,500 $61,827,953 55.71%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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% $677,458.00 $620,777.00 $131,428.00 $212,537.00 34.24%
Missouri Total 100.00% $600,330,719 $606,012,031 $365,600,628 $347,788,065 57.39%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 1.32% $9,828,998.00 $10,090,228.00 $6,677,070.00 $8,336,920.00 82.62%
Missouri Total 100.00% $743,922,238 $784,442,587 $459,440,256 $412,467,149 52.58%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 $500.00 0.00%
Missouri Total 100.00% $135,190,717 $131,177,501 $69,931,682 $68,850,387 52.49%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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% $779.00 $2,324.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $88,842,606 $87,650,394 $5,546 $89,271 0.10%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 0.06% $352,768.00 $388,001.00 $235,117.00 $704,468.00 181.56%
Missouri Total 100.00% $601,938,646 $616,111,938 $304,288,865 $287,982,695 46.74%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 0.43% $115,326.00 $101,395.00 $279,267.00 $315,142.00 310.81%
Missouri Total 100.00% $27,083,268 $27,153,288 $16,429,441 $17,581,581 64.75%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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% $6,100.00 $12,160.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $65,137,122 $68,460,440 $18,179,605 $19,915,614 29.09%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 0.35% $1,540,855.00 $998,744.00 $285,775.00 $208,851.00 20.91%
Missouri Total 100.00% $438,717,522 $454,480,308 $266,425,043 $251,609,726 55.36%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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% $978.00 $164.00 $0.00 $557.00 339.63%
Missouri Total 100.00% $340,216,650 $327,447,788 $214,954,602 $203,921,249 62.28%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 0.15% $12,523,262.00 $12,213,134.00 $7,608,657.00 $9,822,932.00 80.43%
Missouri Total 100.00% $8,304,542,734 $8,329,171,627 $4,993,465,146 $4,871,221,055 58.48%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2009 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 $-659.00 $0.00 $44,457.00 -6,746.13%
Missouri Total 100.00% $45,363,571 $44,947,301 $12,066,967 $123,144,324 273.97%



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