Interesting set of stats @paulag. Perhaps what you're uncovering here is that most of what I might call the "fairweather players" have left for their perception of greener pastures.

Now if we can only persuade the next set of inbound people that this is a great venue to "create CONTENT with the possibility of REWARDS" rather than "EARN MONEY doing whatever you feel like to rape the system" then we might seriously be able to turn some kind of corner.