TOP TEN WRITERS OF PRIVATE PASSENGER AUTO INSURANCE BY DIRECT PREMIUMS WRITTEN, 2012

($000)

Rank Group/company Direct premiums written (1) Market share (2)
1 State Farm Mutual Automobile Insurance $32,101,907 18.4%
2 Allstate Corp. 17,478,055 10.0
3 Berkshire Hathaway Inc. 16,748,872 9.6
4 Progressive Corp. 14,438,111 8.3
5 Farmers Insurance Group of Companies (3) 10,279,070 5.9
6 USAA Insurance Group 8,447,461 4.8
7 Liberty Mutual 8,263,737 4.7
8 Nationwide Mutual Group 7,136,179 4.1
9 Travelers Companies Inc. 3,393,014 1.9
10 American Family Mutual 3,300,454 1.9
(1) Before reinsurance transactions, includes state funds. (2) Based on U.S. total, includes territories. (3) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by SNL Financial LC. Source: SNL Financial LC.