While 2017 was a very active year for the Southeast in terms of hurricane impacts, it was actually a year with very few Category 5 storms globally, according to a Weather Underground article earlier this year by Dr. Jeff Masters. Two of the three Cat 5 storms were Irma and Maria, both of which affected us here. The last year with so few Cat 5 storms was 2008. You can find the article with some more interesting facts at https://www.wunderground.com/cat6/three-category-5-tropical-cyclones-2017.