2007 Private Passenger Automobile Insurance Complaints and Market Share | |||
| Premium Share in 2007 | Complaints Filed in 2007 | Complaints per $10,000,000 in Premium | |
| Commerce Group Commerce Insurance Company | 31.94% | 175 | 1.36 |
| Safety Group Safety Insurance Company | 11.47% | 92 | 1.99 |
| Arbella Insurance Group Arbella Mutual Insurance Company; Arbella Protection Insurance Company, Inc. | 9.40% | 62 | 1.64 |
| Liberty Mutual Group Liberty Mutual Fire Insurance Co.; Liberty Mutual Insurance Co.; Peerless Insurance Co. | 7.94% | 48 | 1.50 |
| Metropolitan Group Metropolitan Property and Casualty Insurance Company | 6.86% | 54 | 1.95 |
| Travelers Group Premier Insurance Co. of Massachusetts; Travelers Indemnity Company; Travelers Property Casualty Co. of America | 6.66% | 65 | 2.42 |
| Plymouth Rock Insurance Group Pilgrim Insurance Company; Plymouth Rock Assurance Corporation | 6.01% | 40 | 1.65 |
| Amica Mutual Group Amica Mutual Insurance Company | 3.65% | 26 | 1.76 |
| Hanover Insurance Group Allmerica Financial Alliance Insurance Company; Hanover Insurance Company; Massachusetts Bay Insurance Company; Citizens Insurance Company of America | 3.63% | 37 | 2.52 |
| White Mountains Group Employers' Fire Insurance Company; Massachusetts Homeland Insurance Company; OneBeacon America Insurance Company; OneBeacon Insurance Company | 2.79% | 36 | 3.20 |
| Allstate Insurance Group Allstate Insurance Company; Encompass Insurance Company of MA | 2.32% | 12 | 1.28 |
| United Services Automobile Association Group United Services Automobile Association; USAA Casualty Insurance Company | 2.16% | 7 | 0.80 |
| Quincy Mutual Group Quincy Mutual Fire Insurance Company | 1.44% | 10 | 1.72 |
| Main Street American Group NGM Insurance Company | 1.25% | 6 | 1.19 |
| Norfolk & Dedham Group Norfolk & Dedham Mutual Fire Insurance Company | 0.95% | 5 | 1.31 |
| Allianz Insurance Group American Automobile Insurance Company; Fireman's Fund Insurance Company | 0.46% | 6 | 3.27 |
| Electric Insurance Group Electric Insurance Company | 0.44% | 5 | 2.82 |
| State Farm Group State Farm General Insurance Company; State Farm Mutual Automobile Insurance Company | 0.41% | 4 | 2.40 |
| Remainder of Market (13 Groups) | 0.24% | 4 | 4.21 |
