Class membership is understood.
I would think results from the U.S based World Championships should count. I understand if they don't because it's a lot of foreign sailors and split fleets etc, but then maybe the 2011 Nationals results should be included since a nationals wasn't held in 2012?
http://www.abyc.org/upload/F18_World_Championship1.htmlI would think things like the SE Area F18 Championship Would show up:
http://www.twinhulls.com/springfever2012/12results1/Also other big SE events like Tradewinds, Charlotte Harbor etc.