Footnotes  
a    2017
b    De jure population.
c    2016
d    2018
e    Data classified according to ISIC Rev. 3.
f    2001
g    2006
h    Population aged 15 to 64 years.
i    Break in the time series.
j    2013
k    Population aged 16 years and over.
l    2011
m    Index base: 2000=100.
n    2014
o    Data refers to a 5-year period preceding the reference year.
p    2015
q    2009
r    Estimate.