How many more years will the US extend this streak before we get slammed by another one? I have no idea, but it will eventually happen.
A lack of past volatility can lull people into a false sense of security and that's when one can lose quite a bit of money (and lives as well as property in this case)
Some are even opining (Washington Post, 2014 October 7) the recent lack of hurricanes creates a dangerous future situation, and there's some credence to that.
http://www.preferredconcepts.com/when-worlds-collide/ examines this a little more
We've been recently lucky with hurricanes. This will eventually end.