seen from the history of btc prices per year, it always rises significantly. will 2019 btc prices rise like the year before? investors have been waiting for this moment for investment. From 2009 to 2013 the Bitcoin exchange rate reached 12,000 times the increase, which is up to the price of $ 1,200 / 1 BTC (around Rp. 15.8 million / 1 BTC). Then in the third quarter of 2017, the price of Bitcoin came to an all-time high of $ 6.194 / 1 BTC (Rp. 81.7 million / 1 BTC). If we look at the total increase from 2009 to 2017 (within 8 years), the price of Bitcoin has risen by 61,940 times / 6,194,000%, a truly fantastic growth