Groups of products;period;Total 1. Manufacture of aircraft and spacecraft;2018;10.0 1. Manufacture of aircraft and spacecraft;2017;14.6 2. Office machinery and computers;2018;15.9 2. Office machinery and computers;2017;16.0 3. Electronic Material radio, television and communications equipment;2018;32.7 3. Electronic Material radio, television and communications equipment;2017;29.7 4. Pharmaceutical products;2018;17.8 4. Pharmaceutical products;2017;16.2 5. Scientific instruments;2018;12.4 5. Scientific instruments;2017;12.2 6. Electrical machinery and material;2018;2.9 6. Electrical machinery and material;2017;3.4 7. Chemical products;2018;5.4 7. Chemical products;2017;5.1 8. Mechanical machinery and equipment;2018;2.3 8. Mechanical machinery and equipment;2017;2.3 9. Weapons and ammunition;2018;0.6 9. Weapons and ammunition;2017;0.5 Total high tech imports;2018;100.0 Total high tech imports;2017;100.0