pre_text: the graph below shows a five-year comparison of the cumulative shareholder return on the company's common stock with the cumulative total return of the s&p smallcap 600 index and the s&p 600 electrical equipment index , all of which are published indices . comparison of five-year cumulative total return from december 31 , 2002 to december 31 , 2007 assumes $ 100 invested with reinvestment of dividends period indexed returns .
post_text: 12/31/02 12/31/03 12/31/04 12/31/05 12/31/06 12/31/07 smith ( a o ) corp s&p smallcap 600 index s&p 600 electrical equipment .
table: BasePeriod INDEXED RETURNS
table: Company/Index 12/31/02 12/31/03 12/31/04 12/31/05 12/31/06 12/31/07
table: A O SMITH CORP 100.00 132.23 115.36 138.20 150.26 142.72
table: S&P SMALLCAP 600 INDEX 100.00 138.79 170.22 183.30 211.01 210.39
table: S&P 600 ELECTRICAL EQUIPMENT 100.00 126.12 152.18 169.07 228.83 253.33
question: Analyse this data from a financial earnings document. what was the difference in cumulative total return for the five year period ending 12/31/07 between a o smith corp and the s&p 600 electrical equipment?