U.S. International Trade Commission-click the "login" button
-click "create a new account" it is free
-Under "Select Trade Type" box, select the type of information you are looking for - either imports or exports
-Click "Proceed with New Query"
-Under "Select the Years to Display," hold down the CTRL button and select the last five years
-Under "Enter a Commodity Number" put in your NAIC code and select the NAIC option
-Click "Proceed to Next Step" button at the bottom of the screen
-Lastly, click "Run Report"