AMICA MUTUAL INSURANCE COMPANY

2004 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 0.00% $0.00 $1.00 $0.00 $-1.00 -100.00%
Missouri Total 100.00% $266,104,571 $257,394,838 $167,500,159 $156,039,811 60.62%



AMICA MUTUAL INSURANCE COMPANY

2004 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 0.03% $19,377.00 $15,044.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $75,129,437 $71,219,347 $35,273,075 $31,877,773 44.76%



AMICA MUTUAL INSURANCE COMPANY

2004 Supplemental Data for

Property & Casualty

Earthquake

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.09% $61,174.00 $53,719.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $71,142,042 $68,942,586 $2,034 $663,937 0.96%



AMICA MUTUAL INSURANCE COMPANY

2004 Supplemental Data for

Property & Casualty

Homeowners Multi-Peril

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.10% $972,868.00 $802,471.00 $646,475.00 $983,982.00 122.62%
Missouri Total 100.00% $957,852,647 $915,218,541 $542,464,859 $553,032,164 60.43%



AMICA MUTUAL INSURANCE COMPANY

2004 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 0.01% $17,014.00 $13,649.00 $290.00 $290.00 2.12%
Missouri Total 100.00% $187,073,322 $187,813,880 $81,270,526 $85,100,266 45.31%



AMICA MUTUAL INSURANCE COMPANY

2004 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 0.02% $6,321.00 $5,669.00 $189.00 $189.00 3.33%
Missouri Total 100.00% $36,534,614 $39,051,612 $22,959,021 $10,878,995 27.86%



AMICA MUTUAL INSURANCE COMPANY

2004 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% $38,015.00 $37,501.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $409,263,293 $444,911,829 $227,717,624 $368,806,231 82.89%



AMICA MUTUAL INSURANCE COMPANY

2004 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 0.08% $630,335.00 $574,996.00 $172,130.00 $179,671.00 31.25%
Missouri Total 100.00% $820,637,371 $824,990,169 $451,512,091 $448,885,997 54.41%



AMICA MUTUAL INSURANCE COMPANY

2004 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% $230,399.00 $218,882.00 $174,411.00 $189,480.00 86.57%
Missouri Total 100.00% $459,520,370 $458,810,495 $324,057,579 $320,620,799 69.88%



AMICA MUTUAL INSURANCE COMPANY

2004 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 0.06% $446,581.00 $424,275.00 $279,115.00 $24,849.00 5.86%
Missouri Total 100.00% $700,801,940 $700,339,537 $408,256,743 $436,363,936 62.31%



AMICA MUTUAL INSURANCE COMPANY

2004 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 0.04% $245,210.00 $233,008.00 $107,551.00 $94,856.00 40.71%
Missouri Total 100.00% $591,742,243 $586,980,073 $366,797,232 $371,881,808 63.36%



AMICA MUTUAL INSURANCE COMPANY

2004 Supplemental Data for

Property & Casualty

Private Passenger Auto Medical Payments

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.09% $93,000.00 $93,695.00 $22,277.00 $23,465.00 25.04%
Missouri Total 100.00% $100,319,759 $100,748,913 $63,654,390 $64,668,029 64.19%



AMICA MUTUAL INSURANCE COMPANY

2004 Supplemental Data for

Property & Casualty

Private Passenger Underinsured Motorists

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.15% $62,218.00 $65,864.00 $0.00 $29,333.00 44.54%
Missouri Total 100.00% $40,279,510 $39,454,412 $29,807,295 $32,366,352 82.03%



AMICA MUTUAL INSURANCE COMPANY

2004 Supplemental Data for

Property & Casualty

Private Passenger Uninsured Motorists

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.06% $58,360.00 $61,989.00 $16,000.00 $992.00 1.60%
Missouri Total 100.00% $92,384,978 $94,194,036 $52,820,842 $53,774,503 57.09%



AMICA MUTUAL INSURANCE COMPANY

2004 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 0.00% $0.00 $1.00 $0.00 $-1.00 -100.00%
Missouri Total 100.00% $545,427,936 $534,465,268 $301,346,726 $287,210,034 53.74%



AMICA MUTUAL INSURANCE COMPANY

2004 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 0.01% $19,377.00 $15,044.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $228,110,674 $229,282,107 $100,938,474 $99,328,482 43.32%



AMICA MUTUAL INSURANCE COMPANY

2004 Supplemental Data for

Property & Casualty

Total Homeowners

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.09% $972,868.00 $802,471.00 $646,475.00 $983,982.00 122.62%
Missouri Total 100.00% $1,032,753,386 $985,036,736 $579,404,501 $591,492,521 60.05%



AMICA MUTUAL INSURANCE COMPANY

2004 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 0.06% $1,766,103.00 $1,672,709.00 $771,484.00 $542,646.00 32.44%
Missouri Total 100.00% $2,808,444,459 $2,808,256,870 $1,697,738,108 $1,729,295,285 61.58%



AMICA MUTUAL INSURANCE COMPANY

2004 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 0.04% $2,880,872.00 $2,600,763.00 $1,418,438.00 $1,527,106.00 58.72%
Missouri Total 100.00% $7,912,453,158 $7,829,991,916 $4,189,177,430 $4,504,110,599 57.52%



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