The distribution and density of population, expressed as the number of people per 250 m grid cell in 2000. Legend displays people per square kilometer.

2000 Population Density (people/km²)

The distribution and density of population, expressed as the number of people per 250 m grid cell in 1990. Legend displays people per square kilometer.

1990 Population Density (people/km²)

The distribution and density of population, expressed as the number of people per 250 m grid cell in 2015. Legend displays people per square kilometer.

2015 Population Density (people/km²)

The distribution and density of population, expressed as the number of people per 250 m grid cell in 1975. Legend displays people per square kilometer.