a    2017
b    De jure population.
c    2015
d    2018
e    2016
f    Population aged 16 years and over.
g    Data classified according to ISIC Rev. 2.
h    Break in the time series.
i    Population aged 15 to 74 years.
j    Excluding the institutional population.
k    2013
l    Estimate.
m    2011
n    Data refers to a 5-year period preceding the reference year.
o    2008
p    Data refers to a 2-year period up to and including the reference year.
q    2003
r    2004
s    2014