Here is network stats of Gridcoin network for three periods: month, week and day. As you see, difficulty raised in begin of September and only once fall below two for a long time, at saturday, September 22th.

Average difficulty now is 3, average net weight is 30 M.

Month from 30th of August to 1st of October

Week from 24th of September to 1st of October

Day from 30th of September to 1st of October

Also I returned from vacantion and ready to do updates. Coming soon.