Facebook Stats: Every Eleventh Facebook User Is 'Fake'

We had spotted multiple facebook stats in the past. We spotted this today:

"Facebook has said it believes there are now more than 83 million illegitimate accounts on the social network.
In company filings published this week, it said 8.7% of its 955 million active accounts broke its rules."

Statistics Source: BBC

We need to re-do all those what is a facebook user worth? calculations now -