a    Projected estimate (medium fertility variant).
b    The total area includes continental areas and islands, and excludes Antarctic area.
c    2019
d    Refers to Gran Buenos Aires.
e    2020
f    Estimate.
g    Index base: December 2016=100.
h    Data refers to a 5-year period preceding the reference year.
i    Including refugees.
j    Data as at the end of December.
k    2018
l    2017
m    Data are as at 1 January of reporting year.
n    Break in the time series.