what is the roi of an investment is state street corporation from 2012 to 2015?
Important information:
text_1: the cumulative total shareholder return assumes the investment of $ 100 in state street common stock and in each index on december 31 , 2012 .
text_4: the kbw bank index is a modified cap-weighted index consisting of 24 exchange-listed stocks , representing national money center banks and leading regional institutions. .
table_1: the state street corporation of 2012 is $ 100 ; the state street corporation of 2013 is $ 159 ; the state street corporation of 2014 is $ 172 ; the state street corporation of 2015 is $ 148 ; the state street corporation of 2016 is $ 178 ; the state street corporation of 2017 is $ 227 ;
Reasoning Steps:
Step: minus1-1(148, 100) = 48
Step: divide1-2(#0, 100) = 48%
Program:
subtract(148, 100), divide(#0, 100)
Program (Nested):
divide(subtract(148, 100), 100)

Please answer the following financial question based on the context provided. Make sure to give the answer in raw number, not in percentage and without any units. If the question asks for percentage the value should be less than 1
Context:
state street corporation | 52 shareholder return performance presentation the graph presented below compares the cumulative total shareholder return on state street's common stock to the cumulative total return of the s&p 500 index , the s&p financial index and the kbw bank index over a five-year period . the cumulative total shareholder return assumes the investment of $ 100 in state street common stock and in each index on december 31 , 2012 . it also assumes reinvestment of common stock dividends . the s&p financial index is a publicly available , capitalization-weighted index , comprised of 67 of the standard & poor 2019s 500 companies , representing 27 diversified financial services companies , 23 insurance companies , and 17 banking companies . the kbw bank index is a modified cap-weighted index consisting of 24 exchange-listed stocks , representing national money center banks and leading regional institutions. .
Table
                         | 2012  | 2013  | 2014  | 2015  | 2016  | 2017 
state street corporation | $ 100 | $ 159 | $ 172 | $ 148 | $ 178 | $ 227
s&p 500 index            | 100   | 132   | 151   | 153   | 171   | 208  
s&p financial index      | 100   | 136   | 156   | 154   | 189   | 230  
kbw bank index           | 100   | 138   | 151   | 151   | 195   | 231  
.
Question: 
what is the roi of an investment is state street corporation from 2012 to 2015?
Important information:
text_1: the cumulative total shareholder return assumes the investment of $ 100 in state street common stock and in each index on december 31 , 2012 .
text_4: the kbw bank index is a modified cap-weighted index consisting of 24 exchange-listed stocks , representing national money center banks and leading regional institutions. .
table_1: the state street corporation of 2012 is $ 100 ; the state street corporation of 2013 is $ 159 ; the state street corporation of 2014 is $ 172 ; the state street corporation of 2015 is $ 148 ; the state street corporation of 2016 is $ 178 ; the state street corporation of 2017 is $ 227 ;
Reasoning Steps:
Step: minus1-1(148, 100) = 48
Step: divide1-2(#0, 100) = 48%
Program:
subtract(148, 100), divide(#0, 100)
Program (Nested):
divide(subtract(148, 100), 100)
