TOP TEN WRITERS OF PRIVATE PASSENGER AUTO INSURANCE BY DIRECT PREMIUMS WRITTEN, 2008

($000)

Rank Group Direct premiums written (1) Market share
1 State Farm Group $30,055,729 18.3%
2 Allstate Insurance Group 17,691,133 10.8
3 Berkshire Hathaway Insurance Group 12,516,814 7.6
4 Progressive Group 11,678,759 7.1
5 Zurich Insurance Group 8,884,495 5.4
6 Nationwide Group 7,590,425 4.6
7 Liberty Mutual Insurance Group 7,230,959 4.4
8 USAA Group 6,251,046 3.8
9 American International Group 4,445,702 2.7
10 American Family Insurance Group 3,440,816 2.1

(1) Before reinsurance transactions, excluding state funds.

Source: National Association of Insurance Commissioners (NAIC) Annual Statement Database, via Highline Data, LLC. Copyrighted information. No portion of this work may be copied or redistributed without the express written permission of Highline Data, LLC.