Imports In 2017, British Indian Ocean Territory imported $27.7M in Petroleum oils, oils from bituminous minerals, crude, becoming the 0th largest importer of Petroleum oils, oils from bituminous minerals, crude in the world. At the same year, Petroleum oils, oils from bituminous minerals, crude was the 0th most imported product in British Indian Ocean Territory. British Indian Ocean Territory imports Petroleum oils, oils from bituminous minerals, crude primarily from: N/A.