pre_text: the graph below shows a five-year comparison of the cumulative shareholder return on our common stock with the cumulative total return of the standard & poor 2019s ( s&p ) mid cap 400 index and the russell 1000 index , both of which are published indices . comparison of five-year cumulative total return from december 31 , 2011 to december 31 , 2016 assumes $ 100 invested with reinvestment of dividends period indexed returns .
post_text: 2011 2012 2013 2014 2015 2016 smith ( a o ) corp s&p midcap 400 index russell 1000 index .
table: BasePeriod Indexed Returns
table: Company/Index 12/31/11 12/31/12 12/31/13 12/31/14 12/31/15 12/31/16
table: A. O. Smith Corporation 100.0 159.5 275.8 292.0 401.0 501.4
table: S&P Mid Cap 400 Index 100.0 117.9 157.4 172.8 169.0 204.1
table: Russell 1000 Index 100.0 116.4 155.0 175.4 177.0 198.4
question: Analyse this data from a financial earnings document. what was the difference in total return for the five year period ended 12/31/16 between a . o . smith corporation and the russell 1000 index?