| Erie Insurance Exchange | 0.21 | 3 | $251,435,906 |
| SAFECO Insurance Company of Indiana | 0.30 | 2 | $117,429,130 |
| Auto Owners Insurance Company | 0.43 | 5 | $205,510,788 |
| Indiana Farmers Mutual Insurance Company | 0.48 | 3 | $112,445,753 |
| United Farm Family Mutual Insurance Company | 0.50 | 11 | $389,897,073 |
| American Family Insurance Company | 0.50 | 3 | $106,420,644 |
| Standard Fire Insurance Company, the | 0.52 | 2 | $68,986,415 |
| GEICO Secure Insurance Company | 0.53 | 2 | $67,483,656 |
| State Farm Mutual Automobile Insurance Company | 0.54 | 33 | $1,084,828,581 |
| Shelter Mutual Insurance Company | 0.55 | 1 | $32,343,868 |
| Liberty Mutual Personal Insurance Company | 0.60 | 2 | $59,422,434 |
| GEICO Choice Insurance Company | 0.60 | 2 | $59,122,672 |
| Progressive Southeastern Insurance Company | 0.66 | 18 | $485,882,620 |
| Cincinnati Insurance Company, the | 0.67 | 2 | $53,679,381 |
| Zurich American Insurance Company | 0.70 | 1 | $25,656,438 |
| State Farm Fire and Casualty Company | 0.71 | 2 | $50,284,100 |
| Integon Indemnity Corporation | 0.73 | 1 | $24,531,808 |
| American Select Insurance Company | 0.74 | 1 | $24,248,366 |
| Allstate Property and Casualty Insurance Company | 0.81 | 16 | $354,516,049 |
| Farmers New Century Insurance Company | 0.82 | 1 | $21,718,184 |
| Root Insurance Company | 0.89 | 1 | $20,038,768 |
| Bristol West Insurance Company | 0.93 | 1 | $19,237,056 |
| Garrison Property and Casualty Insurance Company | 0.94 | 1 | $18,928,294 |
| American Family Mutual Insurance Company S.I. | 0.97 | 3 | $55,210,869 |
| Progressive Paloverde Insurance Company | 1.03 | 26 | $451,623,010 |
| Selective Insurance Company of America | 1.07 | 1 | $16,706,247 |
| Cincinnati Casualty Company, the | 1.07 | 1 | $16,644,510 |
| Canal Insurance Company | 1.11 | 1 | $16,085,396 |
| GEICO Advantage Insurance Company | 1.21 | 7 | $103,281,803 |
| Encompass Indemnity Company | 1.26 | 1 | $14,175,287 |
| Old Republic Insurance Company | 1.28 | 1 | $13,983,578 |
| Allstate Insurance Company | 1.29 | 1 | $13,871,889 |
| Auto Club Group Insurance Company | 1.31 | 1 | $13,619,123 |
| Motorists Commercial Mutual Insurance Company | 1.57 | 1 | $11,362,237 |
| United Services Automobile Association | 1.62 | 4 | $44,016,566 |
| Federated Mutual Insurance Company | 1.65 | 1 | $10,848,618 |
| ACE American Insurance Company | 1.92 | 1 | $9,294,595 |
| Consolidated Insurance Company | 1.94 | 3 | $27,624,516 |
| Imperial Fire and Casualty Insurance Company | 1.95 | 1 | $9,176,571 |
| Hartford Fire Insurance Company | 2.03 | 1 | $8,798,695 |
| Elephant Insurance Company | 2.10 | 1 | $8,515,701 |
| Depositors Insurance Company | 2.28 | 3 | $23,486,627 |
| USAA General Indemnity Company | 2.29 | 5 | $39,061,667 |
| Trumbull Insurance Company | 2.38 | 2 | $15,009,205 |
| MGA Insurance Company, Inc. | 2.42 | 1 | $7,393,587 |
| Trustgard Insurance Company | 2.45 | 6 | $43,842,949 |
| USAA Casualty Insurance Company | 2.73 | 6 | $39,292,074 |
| Hartford Insurance Company of the Southeast | 2.80 | 1 | $6,394,656 |
| State Auto Property & Casualty Insurance Company | 2.98 | 1 | $5,990,640 |
| Hudson Insurance Company | 3.03 | 1 | $5,898,757 |
| Ohio Security Insurance Company | 3.10 | 1 | $5,768,333 |
| Midwest Family Mutual Insurance Company | 3.22 | 1 | $5,559,284 |
| Memberselect Insurance Company | 3.34 | 1 | $5,347,921 |
| Esurance Insurance Company | 4.58 | 3 | $11,713,142 |
| GEICO Indemnity Company | 4.65 | 2 | $7,682,103 |
| Charter Oak Fire Insurance Company, the | 4.73 | 1 | $3,781,914 |
| National General Assurance Company | 5.09 | 1 | $3,514,317 |
| Trexis Insurance Corporation | 5.25 | 5 | $17,018,410 |
| American Access Casualty Company | 5.49 | 7 | $22,798,548 |
| Permanent General Assurance Corporation | 5.82 | 5 | $15,345,248 |
| First Acceptance Insurance Company, Inc. | 5.93 | 3 | $9,050,249 |
| Founders Insurance Company | 6.07 | 7 | $20,617,504 |
| Farmers Insurance Exchange | 6.43 | 1 | $2,779,591 |
| Farmers Group Property and Casualty Insurance Company | 7.03 | 4 | $10,170,748 |
| Clearcover Insurance Company | 7.08 | 3 | $7,570,364 |
| National Specialty Insurance Company | 7.11 | 1 | $2,514,779 |
| American Freedom Insurance Company | 7.98 | 8 | $17,924,341 |
| Mennonite Mutual Insurance Company | 9.46 | 1 | $1,890,600 |
| Automobile Club Interinsurance Exchange | 9.50 | 2 | $3,765,128 |
| American Modern Property and Casualty Insurance Company | 10.33 | 1 | $1,729,945 |
| Direct General Insurance Company | 10.34 | 4 | $6,917,559 |
| Falcon Insurance Company | 11.88 | 1 | $1,505,041 |
| Mendakota Casualty Company | 12.24 | 5 | $7,302,195 |
| Cherokee Insurance Company | 12.56 | 1 | $1,423,344 |
| Stillwater Property and Casualty Insurance Company | 16.97 | 1 | $1,053,395 |
| Safe Auto Insurance Company | 19.26 | 19 | $17,633,823 |
| Young America Insurance Company | 22.13 | 2 | $1,615,821 |
| First Chicago Insurance Company | 27.14 | 53 | $34,913,505 |
| Nationwide General Insurance Company | 28.42 | 1 | $629,020 |
| Crum & Forster Indemnity Company | DNC | 1 | $368,407 |
| Foremost Property and Casualty Insurance Company | DNC | 1 | $144,345 |
| Nationwide Property and Casualty Insurance Company | DNC | 1 | None reported |
| Progressive Direct Insurance Company | DNC | 1 | None reported |