$19,783
Highest price a bitcoin was sold for, on December 17, 2017.
$6,200
Rough value of one bitcoin on June 30, the close of this year’s second quarter.
21 MILLION
Finite number of bitcoins authorized by the currency’s original computer code. There are about 17.1 million coins currently available and in circulation.
26.6 million
Number of blockchain wallet users.
300 KWH/YEAR
Estimated kilowatt-hours of energy used to power each bitcoin transfer—enough energy to run a comfortable house, including everything in it, for roughly a week.
1,664
Number of different cryptocurrencies, of which bitcoin, at 46 percent market share, is the biggest, followed by Ethereum and Ripple.
$925,000
Approximate median value of all cryptocurrencies in circulation, in U.S. dollars.
Percentages of bitcoin held in the Japanese yen, the U.S. dollar and…