This gets a bit dry, but there is some really good information in here.
https://www.uscgboating.org/library/accident-statistics/Recreational-Boating-Statistics-2016.pdf?utm_source=e-USSAILING&utm_campaign=7b35e5df6e-US+Sailing+and+Safety&utm_medium=email&utm_term=0_76b96ca003-7b35e5df6e-273862533