Remember four months ago when I said I switched to Google Mail? The count of emails in my spam folder shows me a seven day rolling average of the amount of spam I’ve received for the past week.
On November 10th a large source of email spam was shut down. Reports stated that it caused a noticeable drop in the amount of spam on the Internet. I noticed that my seven day rolling average dropped from about 11,000 to about 5,000.
Check out this screen shot from a Washington Post article: