Footnotes  
a    Projected estimate (medium fertility variant).
b    For statistical purposes, the data for United States of America do not include this area.
c    2022
d    2018
e    Estimate.
f    2019
g    Data refers to a 5-year period preceding the reference year.
h    Calculated by the UN Statistics Division.
i    2012
j    2017
k    2023
l    2021