USA v Canada - a quick look at WOC results

I spent a few minutes comparing recent (2005-2009) US and Canadian WOC results. I was inspired after reading this on Attackpoint:USA closes the gap with Canada.... winning the Kjellstrom Cup at the NAOC.. and now in WOC qualifying heats... USA Women 6 Canada Women 3... USA Men 5 Canada Men 4.... Overall 11-7 in favor of the USA!!!"Closes the gap"?Over the years, I've used various measures of the