ISO3 alphanumeric
Calendar year
Population-weighted Distance (mi)
Distance (mi) [0,375)
Distance (mi) [375,750)
Distance (mi) [750,1500)
Distance (mi) [1500,3000)
Distance (mi) [3000,6000)
Distance (mi) [6000,max)
Shared land border
Shared official language
Shared Regional Trade Agreement