Pretty sure there have been changes in the technology to record (and more accurately) more events. Given that classification is therefore perhaps not consisten

Pretty sure there have been changes in the technology to record (and more accurately) more events. Given that classification is therefore perhaps not consistent, lets see the numbers of big tornados... https://www.wunderground.com/cat6/an-historical-look-at-f5-ef5-tornadoes https://www.wunderground.com/cat6/an-historical-look-at-f5-e...