We apologize for the instability of composr.app and appreciate your patience. We are working on the statistics addon and trying to find an optimal way to store and render data. Unfortunately, we have yet to find a solution that can handle the traffic (and therefore, tens of millions of statistical records) of composr.app. We're working hard on one.
(Click to enlarge)
#3151 - When Viewing Stats
The rendering code is 10 years old now, and there are much better ways we could do it. It needs a major rewrite, which we are tracking in #2259.