According to captainaltcoin, compared with last year, bitcoin trading volume increased significantly. The total bitcoin transactions in 2018 is estimated to be 2 trillion and 200 billion dollars. On the other hand, the number of only $870 billion last year. This means that the trading volume this year is 2.5 times that of 2017.
The above data is Satoshi Capital Research according to the results of Coinmarketcap data. These data include the study of bitcoin futures etc. bitcoin derivatives, but these transactions accounted for less than 1/3 of the total bitcoin transactions. Analysts said the bitcoin derivatives market in 2019 will be expanded, mainly depends on the position of regulators.