Five-Year Financial Highlights

(billions — except per share amounts)

Three Months
Ended March 31,
Years Ended December 31,
2017 2016 2016 2015 2014 2013
 
Net premiums written $ 6.5 $ 5.8 $ 23.4 $ 20.6 $ 18.7 $ 17.3
Growth over prior period 12% 15% 14% 10% 8% 6%
Net premiums earned $ 6.0 $ 5.3 $ 22.5 $ 19.9 $ 18.4 $ 17.1
Growth over prior period 13% 14% 13% 8% 8% 7%
Total revenues $ 6.3 $ 5.6 $ 23.4 $ 20.9 $ 19.4 $ 18.2
Net income attributable to Progressive $ 0.42 $ 0.26 $ 1.03 $ 1.27 $ 1.28 $ 1.17
Per share $ 0.73 $ 0.44 $ 1.76 $ 2.15 $ 2.15 $ 1.93
Underwriting margin   8.3%   5.4%   4.9%   7.5%   7.7%   6.5%

(billions — except shares outstanding, per share amounts, and policies in force)

Three Months
Ended March 31,
Years Ended December 31,
2017 2016 2016 2015 2014 2013
At Period-End
Common shares outstanding (millions)   580.9   583.0   579.9   583.6   587.8   595.8
Book value per share $ 14.67 $ 12.97 $ 13.72 $ 12.49 $ 11.79 $ 10.39
Consolidated shareholders’ equity $ 8.5 $ 7.6 $ 8.0 $ 7.3 $ 6.9 $ 6.2
Market capitalization $ 22.8 $ 20.5 $ 20.6 $ 18.6 $ 15.9 $ 16.2
Return on average shareholders’ equity                        
Net income attributable to Progressive   14.9%   16.5%   13.2%   17.2%   19.1%   17.7%
Comprehensive income attributable to Progressive   17.4%   14.1%   14.9%   14.2%   20.1%   19.0%
                         
Policies in force (thousands)                        
Vehicle businesses:                        
Personal Lines                        
Agency – auto   5,228.3   4,865.4   5,045.4   4,737.1   4,725.5   4,841.9
Direct – auto   5,570.7   5,175.4   5,348.3   4,916.2   4,505.5   4,224.2
Special lines   4,255.4   4,145.0   4,263.1   4,111.4   4,030.9   3,990.3
Total Personal Lines   15,054.4   14,185.8   14,656.8   13,764.7   13,261.9   13,056.4
Growth over prior year   6%   5%   6%   4%   2%   3%
Commercial Lines   607.5   575.1   607.9   555.8   514.7   514.6
Growth over prior year   6%   10%   9%   8%   0%   (1)%
Property1   1,265.3   1,078.5   1,201.9   1,076.5   |||||||   |||||||
Growth over prior year   17%   NM   12%   NM   |||||||   |||||||
                         
Private passenger auto insurance market2   NA   NA   NA $ 192.5 $ 183.5 $ 174.9
Market share3   NA   NA   NA   9.0%   8.9%   8.7%
Three Months
Ended March 31,
Years Ended December 31,
  2017   2016   2016   2015   2014   2013
Stock Price Appreciation4                                                                        
Progressive   12.3%   13.6%   14.7%   20.9%   5.3%   30.9%
S&P 500   6.1%   1.3%   11.9%   1.4%   13.7%   32.4%

NM = Not meaningful; Property business written by Progressive prior to April 2015 was negligible.

NA = Final comparable industry data will not be available until our third quarter report.

1Increase from March 31, 2016, primarily reflects the net addition of approximately 96,000 policies, as a result of an exchange transaction ARX entered into during the second quarter of 2016.

2Represents net premiums written as reported by A.M. Best Company, Inc.

3Represents Progressive’s private passenger auto business, including motorcycle insurance, as a percent of the private passenger auto insurance market.

4Represents average annual compounded rate of increase and assumes dividend reinvestment.