It seems to have happened over a 5 day period. So a back of the packet calculation:
60 x 230 * 5 = $69,000
Of course that doesn't tell us anything about if people had larger amounts stored, just that the hot wallet should have contained around that amount before they needed to refill it.
The site has only been open for 3 months and looking around at some forum posts it seems to not have ramped up yet to a huge amount of users. I have no idea but I'm gonna guess low 5 figures.
It seems to have happened over a 5 day period. So a back of the packet calculation: 60 x 230 * 5 = $69,000
Of course that doesn't tell us anything about if people had larger amounts stored, just that the hot wallet should have contained around that amount before they needed to refill it.