• Political Boundaries (First Subnational Level)

    • Subnational Political Boundaries
  • 2010 Pig Density (pigs/km^2)

    • 0
    • ≤1
    • ≤5
    • ≤10
    • ≤20
    • ≤50
    • ≤100
    • ≤250
    • >250