Denmark Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Switzerland was US$4.77 Thousand during 2023, according to the United Nations COMTRADE database on international trade. Denmark Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Switzerland - data, historical chart and statistics - was last updated on June of 2024.