Guyana Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Barbados was US$5 during 2023, according to the United Nations COMTRADE database on international trade. Guyana Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Barbados - data, historical chart and statistics - was last updated on May of 2024.