Bitcoin data scrapped from BitInfoCharts, with some minor preprocessing.
Several Bitcoin related data scrapped directly from BitInfoCharts. 'date' in the format %Y-%m-%d.
We have only keep the rows between the max(dates with non NaN values of each column) and min(dates with non NaN values of each column), which
leave us with dates between 2014-04-09 and 2023-03-14.