Please answer the given financial question based on the context.
Context: stock performance graph the following graph provides a comparison of five year cumulative total stockholder returns of teleflex common stock , the standard a0& poor 2019s ( s&p ) 500 stock index and the s&p 500 healthcare equipment & supply index . the annual changes for the five-year period shown on the graph are based on the assumption that $ 100 had been invested in teleflex common stock and each index on december a031 , 2012 and that all dividends were reinvested . market performance .
|company / index|2012|2013|2014|2015|2016|2017|
|teleflex incorporated|100|134|166|192|237|368|
|s&p 500 index|100|132|151|153|171|208|
|s&p 500 healthcare equipment & supply index|100|128|161|171|181|238|
s&p 500 healthcare equipment & supply index 100 128 161 171 181 238 .
Question: what is roi of an investment in teleflex incorporated in 2012 and sold in 2017?
Answer:
2.68