Switzerland Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to United Arab Emirates was US$17 during 2021, according to the United Nations COMTRADE database on international trade. Switzerland Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to United Arab Emirates - data, historical chart and statistics - was last updated on May of 2024.