a    Projected estimate (medium fertility variant).
b    2015
c    De jure population.
d    2017
e    Population aged 16 years and over.
f    Data classified according to ISIC Rev. 2.
g    Excluding the institutional population.
h    Population aged 15 to 74 years.
i    Break in the time series.
j    2013
k    2016
l    Estimate.
m    Data refers to a 5-year period preceding the reference year.
n    2008
o    Data refers to a 2-year period up to and including the reference year.
p    2003
q    2004
r    2014