Switzerland Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Cayman Islands was US$2 during 2015, according to the United Nations COMTRADE database on international trade. Switzerland Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Cayman Islands - data, historical chart and statistics - was last updated on May of 2024.