From 2000 through 2011 there were 669 confirmed tornadoes in Iowa. In addition there is a preliminary count of 16 tornadoes so far in 2012 (as of December 6). This brings the total to 685 tornadoes.
There have been three tornadoes in Davenport Iowa since records began in 1950.
Since 2000 there have been 53 tornadoes in Arizona.
There were 51 tornadoes in Iowa in 2011.
There were 105 tornadoes in Iowa in 2008.
There were 33 confirmed tornadoes in Iowa in 2010.
There were 33 confirmed tornadoes in Iowa in 2010.
There were 105 tornadoes that hit Iowa in 2008.
Since official record keeping began in 1950 the state of Iowa has recorded 2212 tornadoes. It should be noted that in the number of actual tornadoes is probably much higher as in the earlier part of this period the majority of weak tornadoes were missed.
In the years 2000-2007 tornadoes killed 24 people in Texas.
worldwide data is not available. Since 2000 there have been 16,818 recorded tornadoes in the U.S. Note that the figure for tornadoes so far in 2013 is only a preliminary estimate.
In the years 2000-2010 there were 13,865 confirmed tornadoes in the United States, with thousands more worldwide.
From 2000 to 2011 Kansas experienced 1,286 tornadoes with a preliminary count of 87 so far in 2012 (as of December 6). This gives a total of 1373 tornadoes.