Yes, there have been a lot of tornadoes in Delaware. Fortunately, none of the tornadoes got higher than F-3.
In the years 1950-2011 there were 58 tornadoes recorded in Delaware.
Prior to 1950 there was no official record keeping.
The largest tornado on record in Delaware was a 300 yard wide F2 that struck on August 3, 1885, tearing roofs from homes and destroying barns.
over a 1000 and a 1000 tornadoes are on average per year
There were 8 recorded tornadoes in New York in 2012.
There were many tornado outbreaks in 2011. Here are the figures for the most notable outbreaks: April 14-16: 323 reported, 178 confirmed April 25-28: 492 reported, 350 confirmed May 21-26: 319 reported, 239 confirmed The number of confirmed tornadoes is lower because not all reported tornadoes are confirmed and some tornadoes were reported more than once.
zero.
There are 1200 tornadoes recorded in an average years.
There were 4 recorded tornadoes in Delaware County Pennsylvania in this time period. The actual number of tornadoes is probably higher, though as some weak tornadoes in the earlier part of this period were probably missed.
There is no official data as to how many cows die a year from tornadoes. Some tornadoes have been reported to have killed hundreds of cattle, but it is unclear how common such an event is.
It depends on which Delaware County, as there as six such counties in different states. Here are the Number of tornadoes recorded in each Delaware County 1950-2013.Delaware County, Indiana: 19Delaware County, Iowa: 33Delaware County, New York: 9Delaware County, Ohio: 8Delaware County, Oklahoma: 48Delaware County, Pennsylvania: 5Note that the actual number of tornadoes may be higher, as many of the weaker tornadoes prior to the 1990s were missed.
About 1000 on average
See the link below for Oklahoma tornado statistics.
Two tornadoes were reported in the U.S. on that date, but only one was confirmed.
Worldwide figures are not available. In the U.S. a average of about 1500 tornadoes are reported each year of which 1200 to 1300 are confirmed. Some tornado reports are not confirmed as tornadoes, and sometimes there are multiple reports of the same tornado.