High Technology Indicators Main economic variables and indicators Coverage rate of the foreign trade of high tech products by groups of products and period. Unidades: percentage 2014 2013 1. Manufacture of aircraft and spacecraft 166,4 201,2 2. Office machinery and computers 19,6 19,9 3. Electronic Material radio, television and communications equipment 26,5 26,1 4. Pharmaceutical products 93,7 89,7 5. Scientific instruments 41,7 38,4 6. Electrical machinery and material 37,8 40,9 7. Chemical products 100,5 96,7 8. Mechanical machinery and equipment 207 277,2 9. Weapons and ammunition 231 212,1 Coverage rate of the foreign trade of high tech products 57,8 64,2 Coverage rate of total foreign trade 90,6 93,4 Notas: Source: Own compilation using data from the State Tax Administration Agency Coverage rate defined as the quotient between exports and imports by 100 Fuente: