NATIONAL INTERSTATE 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 0.50% $472,149.00 $313,893.00 $203,941.00 $169,008.00 53.84%
Missouri Total 100.00% $94,966,273 $95,533,021 $47,545,217 $48,272,677 50.53%



NATIONAL INTERSTATE 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 0.32% $202,349.00 $134,526.00 $87,404.00 $72,432.00 53.84%
Missouri Total 100.00% $63,177,401 $64,005,865 $24,175,823 $25,747,008 40.23%



NATIONAL INTERSTATE 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 1.16% $3,104,369.00 $2,343,310.00 $409,615.00 $1,753,218.00 74.82%
Missouri Total 100.00% $268,161,058 $271,980,407 $147,975,880 $159,836,768 58.77%



NATIONAL INTERSTATE 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 2.51% $2,069,579.00 $1,562,207.00 $273,077.00 $944,040.00 60.43%
Missouri Total 100.00% $82,321,432 $79,876,541 $39,335,646 $42,737,585 53.50%



NATIONAL INTERSTATE 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 0.02% $238,828.00 $254,836.00 $153,349.00 $-143,194.00 -56.19%
Missouri Total 100.00% $1,008,002,549 $968,998,320 $461,730,864 $594,472,086 61.35%



NATIONAL INTERSTATE INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Inland Marine (Incl Auto Cargo)

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.04% $80,507.00 $83,626.00 $125,154.00 $303,109.00 362.46%
Missouri Total 100.00% $201,917,577 $199,964,322 $75,938,842 $90,734,243 45.38%



NATIONAL INTERSTATE INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

National Flood Insurance Program

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.03% $3,237.00 $5,825.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $11,170,812 $10,932,806 $825,333 $886,627 8.11%



NATIONAL INTERSTATE INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Ocean Marine

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $1,727.00 $875.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $38,950,690 $38,096,504 $13,143,101 $10,055,891 26.40%



NATIONAL INTERSTATE 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 0.01% $63,297.00 $48,615.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $568,337,066 $603,483,554 $334,235,058 $378,856,753 62.78%



NATIONAL INTERSTATE INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Private Passenger Auto Collision

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.01% $92,440.00 $82,905.00 $120,116.00 $164,073.00 197.90%
Missouri Total 100.00% $785,477,015 $793,406,772 $450,298,920 $448,529,725 56.53%



NATIONAL INTERSTATE INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Private Passenger Auto Comprehensive

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.05% $215,695.00 $193,445.00 $280,271.00 $382,838.00 197.91%
Missouri Total 100.00% $457,656,918 $460,997,016 $204,530,039 $202,705,789 43.97%



NATIONAL INTERSTATE INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Private Passenger Auto Liability Bodily Injury

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $27,693.00 $24,437.00 $1,728.00 $5,210.00 21.32%
Missouri Total 100.00% $719,748,706 $719,174,030 $438,738,616 $475,112,521 66.06%



NATIONAL INTERSTATE INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Private Passenger Auto Liability Property Damage

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $11,868.00 $10,473.00 $741.00 $12,157.00 116.08%
Missouri Total 100.00% $571,950,381 $573,165,668 $365,913,330 $365,566,650 63.78%



NATIONAL INTERSTATE 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 0.99% $5,848,446.00 $4,353,936.00 $974,037.00 $2,938,698.00 67.50%
Missouri Total 100.00% $588,121,986 $589,707,629 $281,411,163 $302,319,859 51.27%



NATIONAL INTERSTATE INSURANCE COMPANY

2005 Supplemental Data for

Property & Casualty

Total Private Passenger Automobile

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.01% $347,696.00 $311,260.00 $402,856.00 $564,278.00 181.29%
Missouri Total 100.00% $2,773,452,710 $2,784,301,481 $1,597,094,439 $1,623,488,230 58.31%



NATIONAL INTERSTATE 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 0.08% $6,583,738.00 $5,058,973.00 $1,655,396.00 $3,662,891.00 72.40%
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):