http://www-nrd.nhtsa.dot.gov/pdf/nrd-30/NC...9-734/index.htm
And yet people STILL don't wear a helmet..... WTF
In 2003, fifty two percent of fatally injured motorcycle riders were unhelmeted.
* Two-thirds of unhelmeted fatalities were in states without a universal helmet law.
And yet people STILL don't wear a helmet..... WTF