About 60 per year.
Tornadoes caused 44 deaths in the U.S. in 2010 and an unknown number worldwide.
In the United States, there is an average of about 60 people that die every year due to tornadoes. Most deaths are caused by flying/falling debris.
The United States suffers 60 tornadoes deaths in an average year. This number is gradually falling as warnings improve. Globally tornado deaths are generally not much higher as the United States sees most of the violent tornadoes.
It is difficult to determine, as there is no exact way of saying which tornadoes are the worst. Overall, Texas has the most tornadoes and the most tornado deaths. Kansas has the highest concentration of tornadoes. Oklahoma appears to lead in the number of violent (F4 and F5) tornadoes and is tied with Alabama in the number of F5 tornadoes. Mississipi has the highest number of tornado deaths per capita.
Accurate global statistics are hard to com by, but in the U.S., where the most deaths usually occur, tornadoes kill an average of 50 to 60 people per year. Note that this is just an average. In any given year the number of deaths may be significantly higher or lower.
The average number of tornadoes in Illinois are 27
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The warning system for tornadoes has improved, giving people a better chance to get to safety before a tornado hits.
The most amount of deaths by a single busfire is 1
In the years 1981-2010 (a 30 year period) Kentucky had an average between 1 and 2 tornado deaths per year. However, the number of deaths in any given year can vary widely. For example, in 2008 7 people in Kentucky died from tornadoes. So far in 2012 tornadoes in Kentucky have killed at least 16 people.
Minnesota averages about 45 tornadoes per year.
Arkansas averages 40 tornadoes per year.