Here is the list in alphabetical order.
Note: this adds up to more than the total number of U.S. tornadoes in 2010 (1282) as some tornadoes affected more than 1 state.
Alabama: 37
Alaska: 0
Arizona: 12
Arkansas: 33
California: 8
Colorado: 71
Connecticut: 6
Delaware: 0
Florida: 19
Georgia: 11
Hawaii: 0
Idaho: 2
Illinois: 51
Indiana: 27
Iowa: 33
Kansas: 88
Kentucky: 20
Louisiana: 25
Maine: 5
Maryland: 4
Michigan: 27
Minnesota: 113
Mississippi: 41
Missouri: 64
Montana: 10
Nebraska: 37
Nevada: 0
New Hampshire: 1
New Jersey: 1
New Mexico: 11
New York: 13
North Carolina: 26
North Dakota: 59
Ohio: 40
Oklahoma: 102
Oregon: 2
Pennsylvania: 17
Rhode Island: 0
South Carolina: 23
South Dakota: 38
Tennessee: 31
Texas: 107
Utah: 2
Vermont: 2
Virginia: 7
Washington: 2
West Virginia: 2
Wisconsin: 48
Wyoming: 20
There were 26 tornadoes in North Carolina in 2010.
There were 107 confirmed tornadoes in Texas in 2010.
In the years 2000-2010 there were 311 confirmed tornadoes Tennessee.
From 1990 to 2010 (for which accurate tornado records are available) Minnesota has averaged 44 tornadoes per year.
Moore, Oklahoma has had 6 tornadoes in the past 10 years: 3 on May 10, 2010; 1 on May 24, 2011; 1 on May 20, 2013; and 1 on May 31, 2013
There were 1282 tornadoes in the U.S. in 2010. The worldwide number is unknown.
1,282 tornadoes occurred in the US. in 2010, with an unknown number worldwide.
From 2005 through 2010 Texas averaged 129 tornadoes per year.
Yes, most notably the northwest area of Pennsylvania saw an unusually high number of tornadoes. Among these tornadoes was an EF0 tornado that struck Presque Isle State Park near Erie on June 27.
There were 41 tornado reports, but a lot of these were multiple reports of the same tornadoes. The actual number is 29 tornadoes.
There were an estimated 1265 tornado in the U.S. in 2010. The NWS has not yet finished tallying the tornadoes for December. Worldwide there was an unknown number of tornadoes.
In the years 2010-2011 Texas had 208 tornadoes (107 in 2010, 101 in 2011), Oklahoma had 220 tornadoes (102 in 2010, 118 in 2011), and Arkansas had 106 tornadoes (33 in 2010, 73 in 2011). The combined total is 535 (240 in 2010, 295 in 2011). This is slightly less than the sum of these numbers as some of these tornadoes crossed state lines.
Minnesota did with 113 followed by Texas with 107
Tornadoes caused 44 deaths in the U.S. in 2010 and an unknown number worldwide.
There were 33 confirmed tornadoes in Iowa in 2010.
There were 88 tornadoes in Kansas in 2010.
There were 37 tornadoes in Nebraska in 2010.