Imports In 2015, Tonga imported $3.94k in Citrus and Melon Peels, becoming the 0th largest importer of Citrus and Melon Peels in the world. At the same year, Citrus and Melon Peels was the 0th most imported product in Tonga. Tonga imports Citrus and Melon Peels primarily from: N/A.