The way bitcoin has performed for 5 years is outstanding. Not many assets give such a great return as bitcoin does. But you can deny the truth that many people have lost their money in bitcoin. In spite of being pumped recently, the number of people who hate bitcoin still increases.
It would be nice to get to see the source of the data
I guess you can calculate the price by yourself. It is just simple math. Though this guy might take the data from the internet