Constrained estimates of total number of people per grid square broken down by gender and age groupings (including 0-1 and by 5-year up to 90+) for Aruba (Neth.), version v1. The dataset is available to download in Geotiff format at a resolution of 3 arc (approximately 100m at the equator). The projection is Geographic Coordinate System, WGS84. The units are estimated number of male, female or both in each age group per grid square.
The difference between constrained and unconstrained you can read on this page:
https://www.worldpop.org/methods/top_down_constrained_vs_unconstrained
File Descriptions:
{iso} {gender} {age group} {year} {type} {resolution}.tif
iso
Three-letter country code
gender
m = male, f= female, t = both genders
age group
00 = age group 0 to 12 months
01 = age group 1 to 4 years
05 = age group 5 to 9 years
90 = age 90 years and over
year
Year that the population represents
type
CN = Constrained , UC= Unconstrained
resolution
Resolution of the data e.q. 100m = 3 arc (approximately 100m at the equator)