U.S. pork exports continue to boost hog prices. Thus far in 2008, the value of pork and pork variety meats exported exceeds $40 per hog slaughtered.  During the first eight months of 2008, 21.5 percent of U.S. pork production was exported.  Japan was the destination for 31.1 percent of U.S. pork. China and Hong Kong bought 25.6 percent, Mexico 14.3 percent, Russia 11.1 percent and Canada 9.5 percent.  Pork imports accounted for only 3.6 percent of U.S. consumption.