Historical export data for 1989-1996 on discs under call number C 3. U.S. Commerce Department, Census Bureau. Harmonized Tariff Schedules , ITC 1. A new disc is published every month. Library keeps December issue of each year which is cumulative for the year, plus the CD's from the most recent two years.
Historical data is available as noted above.
Any but the most recent one. 6. Not an exact equivalent. Several series of export and import data are available on microfiche, C 3. Type appropriate number at menu. The initial screen shows the beginning of a list arranged by the Harmonized Tariff Schedule number.