Footnotes  
a    Projected estimate (medium fertility variant).
b    2022
c    Refers to the urban parts of the municipalities San Salvador, Mejicanos, Soyapango, Delgado, Ilopango, Cuscatancingo, Ayutuxtepeque and San Marcos.
d    2019
e    Data classified according to ISIC Rev. 4.
f    Excludes irrigation canals and landscaping care.
g    Excludes publishing activities. Includes irrigation canals.
h    Includes publishing activities and landscape care. Excludes repair of personal and household goods.
i    Estimate.
j    Urban areas.
k    2023
l    Data refers to a 5-year period preceding the reference year.
m    Calculated by the UN Statistics Division.
n    Including refugees.
o    Data based on calendar year (January 1 to December 31).
p    Last available data reported by the country using Government reports and national accounts data.
q    Data are based on SHA2011.
r    2021
s    2018
t    Data are as at 1 January of reporting year.
u    Population aged 10 years and over.
v    Break in the time series.