Data: Bitcoin returns 95% in 2019, with a 150-day rise or fall of less than 1%

According to U.Today, on December 31, Skew tweeted: "End this year with some bitcoin statistics: 2019 returns are 95% and there are 150 days of fluctuations less than +/- 1%, the maximum daily increase is 17.4%, the maximum daily decrease is 14.1%, the average daily absolute amplitude is 2.4%, and the 90% (in the day) return is between -4.7% and + 6.1%, do you think Is Bitcoin unstable? It depends on who you ask! "