Data taken from the leader board at 09:59 UTC (Tuesday, 23 October 2018).
The histogram shows the amount of users in different elo ranges, e.g. there are 2 users in the range from 2000 to 2099 elo and 154 users at 400 to 499 elo.
(steps are 100 elo each, https://plot.ly/~aFGHtqwfeghja7d5269378/3/ for the violin plot)