http://www.census.gov/foreign-trade/statistics/highlights/top/index.html Using the current year-to-date data, compare the top 15 countries to which the United States exports with the top 15 countries to which the United States imports. a) Are the countries the same? If not, which ones are different? b) What percentage of U.S. imports do the top 15 trading partners account for? What percentage of U.S. exports do the top 15 trading partners account for? c) The top 5 trading partners represent what percent of U.S. imports and what percent of U.S. exports