Czech Republic Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Gambia was US$38 during 2014, according to the United Nations COMTRADE database on international trade. Czech Republic Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Gambia - data, historical chart and statistics - was last updated on June of 2024.