The deadliest tornado to ever occur in the United States happened 89 years ago today. It killed 695 people.
Below are figures about the tornado that ripped through Joplin, Mo., on Sunday and the 2011 tornado season. All statistics represent the official record of the National Weather Service, which covers 1950 to present day.
-- People killed: 122.
-- Survivors rescued: 9.
-- Buildings destroyed: An estimated 8,000.
-- About the tornado: Deadliest single tornado since 1950. National Weather Service rated the storm an EF5, the highest rating based on inflicted damage.
-- Tornadoes to strike Joplin: 1.
-- Tornadoes so far in the U.S. in May: More than 100.
-- Average number of tornadoes in May during the past decade: 298.
-- Record for tornados in May: 542, in 2003.
-- Tornadoes so far in 2011: Approximately 1,000.
-- Average number of tornadoes in a single year during the past decade: 1,274.
-- Highest recorded number of tornadoes in a single year: 1,817, in 2004 .
-- People killed in Joplin tornado: 122.
-- People killed in 2011 prior to Joplin tornado: 365.
-- Highest recorded death toll in a single year: 519, in 1953.
-- People killed in Oklahoma on Tuesday: 8
-- People killed in Kansas on Tuesday: 2
-- People killed in Arkansas on Wednesday: 4
Source: Joplin City Manager Mark Rohr; National Weather Service; FEMA.