The world spam rate hit nearly a three-year low, afflicting “only” 70 percent of emails in November 2011, according to a report from security software and services provider Symantec. The recent spam level is close to the lowest reported spam rate of 2008, which was 68 percent, and is also far from the highest spam level reported in 2009 of 90 percent. While the U.S. spam rate is just below 70 percent, Russia has the highest spam rate at almost 77 percent. As for specific sectors that have been spam targets, the automotive industry was the most spammed in November 2011 at a rate of 73 percent, while the spam rate for small to mediumsized businesses reached 69.4 percent.

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