Imports In 2018, Northern Mariana Islands imported $1.66M in Planes, Helicopters, and/or Spacecraft, becoming the 0th largest importer of Planes, Helicopters, and/or Spacecraft in the world. At the same year, Planes, Helicopters, and/or Spacecraft was the 0th most imported product in Northern Mariana Islands. Northern Mariana Islands imports Planes, Helicopters, and/or Spacecraft primarily from: N/A.