There is no increase. It is too early to tell what the tornado activity is for 2013 as tornado season is just getting started. Below are the results for 2008-2012 for total tornadoes and significant tornadoes (rated EF2 or higher or resulting in a fatality)
2008: 1,692 (213 significant)
2009: 1,156 (110 significant)
2010: 1,282 (175 significant)
2011: 1,692 (284 significant)
2012: 940 (125 significant)
There were no recorded tornadoes in Jesup, Georgia in 2008.
There were 56 confirmed tornadoes in Florida in 2008.
There were 1692 tornadoes in the U.S. in 2008.
There were 63 tornadoes in Georgia in 2008.
There were 79 tornadoes in Louisiana in 2008.
There were 13 confirmed tornadoes in Ohio in 2008.
There were 94 tornadoes in Alabama in 2008.
Kansas had 187 confirmed tornadoes in 2008.
There were 67 confirmed tornadoes in Georgia in 2008.
There were 105 tornadoes in Iowa in 2008.
There were 49 recorded tornadoes in Illinois in 2008.
There were 120 tornadoes in Texas in 2008.