New Caledonia Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from Switzerland was US$89 during 2010, according to the United Nations COMTRADE database on international trade. New Caledonia Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from Switzerland - data, historical chart and statistics - was last updated on May of 2024.