Citing bitcoin.com in 2012 bitcoin value is only in the range of US $ 5 - US $ 7 per kepingnya. In 2013 bitcoin value is in the range of US $ 10 - US $ 300.
In 2014 the value of bitcoin was US $ 700 but the year-end slumped to US $ 300 per chip. Entering 2015 bitcoin was recorded at US $ 200 and by the end of 2015 was US $ 420 per chip. 2016 bitcoin price US $ 450 per chip and end of year US $ 950.
2017 is the golden age of this virtual currency. Initial trade of the year opened US $ 970 per chip. But 2017 is not over yet, bitcoin value is almost close to US $ 10,000 which is about US $ 9,566 per chip.