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.
On average, tornadoes cause around 70-80 fatalities and 1,500 injuries each year in the United States. However, the number can vary widely depending on the intensity and frequency of tornadoes in a given year.
Based on U.S. statistics about 2% of tornadoes cause deaths which works out to about 25 killer tornadoes in an average year.
On average tornadoes cause 60 deaths and 1,500 injuries each year.
On average tornadoes cause 60 deaths and and about $500 million dollars in damage each year.
It is not known how many deaths are caused by artichokes every year. It is possible that artichokes do not cause any deaths.
In 2011 there were 1,626 tornadoes and 552 deaths.
Tornadoes caused 44 deaths in the U.S. in 2010 and an unknown number worldwide.
So far in the world tornadoes have killed at least 572 with at least 550 of those deaths occurring in the U.S.
Tornadoes killed over 200 people in 2004, 36 of the in the U.S.
In 2009, 22 people in the U.S. were killed by tornadoes.
Annually in the U.S. tornadoes kill about 60 people and injure about 1,000.
Just abut zero. F0 tornadoes hardly ever kill. The nearly 24,000 F0 tornadoes recorded in the years 1950-2010 resulted in a total of only 20 deaths.