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"9. 2011 (481 deaths as of May 23): As of May 23, there have been 835 confirmed tornadoes reported in the U.S., and at least 481 people have died as a result. Tuscaloosa, Alabama (pictured) and Joplin, Missouri have seen the most damage, but Joplin has lost more lives (116 as of May 23)."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.wgal.com/article/15-deadliest-tornado-years-in-u-s-history/6148912>