The Progressive Corporation Shareholders’ Report

Personal Lines

Nine Months Ended September 30,
> 2013 2012 Change
Net premiums written (in billions) $ 11.91 $ 11.19 6%
Net premiums earned (in billions) $ 11.44 $ 10.69 7%
     
Loss and loss adjustment expense ratio   72.5   74.7 (2.2) pts.
Underwriting expense ratio   20.6   21.3 (.7) pts.
Combined ratio   93.1   96.0 (2.9) pts.
Policies in force (in thousands)   13,055.4   12,859.6 2%
Nick Cave Soundsuit

Commercial Lines

Nine Months Ended September 30,
> 2013 2012 Change
Net premiums written (in billions) $ 1.38 $ 1.34 3%
Net premiums earned (in billions) $ 1.32 $ 1.22 8%
           
Loss and loss adjustment expense ratio   72.6   72.6 0 pts.
Underwriting expense ratio   21.8   22.4 (.6) pts.
Combined ratio   94.4   95.0 (.6) pts.
Policies in force (in thousands)   524.7   526.5 0%