It would appear that the sporadic E activity is getting very sparse now and the season is just about finished. I have looked back through my logbook and quantified the last 2 years 70MHz activity by numbers of 4m contacts per day, and it produces the following graph
and add Blue is 2016, orange is 2017
I will go back another couple of years when I get the time
I will go back another couple of years when I get the time