WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.06% $59,610.00 $65,075.00 $15,463.00 $15,463.00 23.76%
Missouri Total 100.00% $99,999,479 $100,773,243 $48,855,092 $44,874,488 44.53%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.04% $25,272.00 $25,157.00 $9,940.00 $9,940.00 39.51%
Missouri Total 100.00% $58,013,348 $57,788,854 $33,980,947 $32,861,398 56.86%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.09% $233,680.00 $284,323.00 $2,998,245.00 $26,993.00 9.49%
Missouri Total 100.00% $249,443,701 $242,948,043 $153,259,759 $190,400,064 78.37%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.08% $72,331.00 $82,837.00 $30,495.00 $29,964.00 36.17%
Missouri Total 100.00% $92,324,565 $89,158,290 $43,901,369 $42,341,715 47.49%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.09% $6,806.00 $7,161.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $7,494,910 $7,185,991 $1,643,260 $1,766,264 24.58%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.09% $15,959.00 $14,924.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $17,959,726 $18,218,323 $6,302,966 $11,344,777 62.27%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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% $3,500.00 $3,500.00 $0.00 $500.00 14.29%
Missouri Total 100.00% $116,509,491 $114,986,802 $72,238,481 $54,113,894 47.06%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.21% $1,204,025.00 $1,419,228.00 $45,182.00 $253,321.00 17.85%
Missouri Total 100.00% $573,919,772 $548,985,654 $277,364,391 $312,408,760 56.91%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.58% $5,212,849.00 $4,069,729.00 $2,496,057.00 $945,891.00 23.24%
Missouri Total 100.00% $903,170,880 $859,891,451 $453,558,549 $587,932,686 68.37%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 $44.00 0.00%
Missouri Total 100.00% $104,150,215 $100,912,333 $63,528,592 $60,262,081 59.72%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 Supplemental Data for

Property & Casualty

Earthquake

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.02% $10,715.00 $11,438.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $63,858,848 $58,427,399 $36,237 $361,209 0.62%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.03% $176,955.00 $208,240.00 $242,665.00 $55,350.00 26.58%
Missouri Total 100.00% $553,139,194 $536,242,304 $187,094,404 $344,005,398 64.15%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.15% $62,048.00 $53,021.00 $600.00 $-30,575.00 -57.67%
Missouri Total 100.00% $42,611,734 $41,040,430 $40,107,443 $50,268,252 122.48%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.08% $19,746.00 $28,776.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $26,055,353 $21,252,666 $12,810,273 $18,589,750 87.47%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.08% $413,658.00 $479,477.00 $3,054,143.00 $82,360.00 17.18%
Missouri Total 100.00% $525,235,729 $516,072,744 $287,943,393 $323,588,706 62.70%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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% $3,500.00 $3,500.00 $0.00 $544.00 15.54%
Missouri Total 100.00% $224,541,860 $219,821,214 $138,606,011 $117,163,205 53.30%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 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 0.09% $7,101,496.00 $6,271,100.00 $5,838,647.00 $1,306,891.00 20.84%
Missouri Total 100.00% $7,709,068,371 $7,428,541,557 $4,322,007,505 $4,840,084,182 65.16%



WAUSAU UNDERWRITERS INSURANCE COMPANY

2003 Supplemental Data for

Property & Casualty

Umbrella

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total -0.01% $-2,000.00 $-2,309.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $36,612,192 $28,227,670 $70,862,268 $104,475,926 370.12%



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