a    2017
b    2018
c    Estimate.
d    Calculated by the UN Statistics Division from national indices.
e    2016
f    Data classified according to ISIC Rev. 3.
g    Data refers to a 5-year period preceding the reference year.
h    2015
i    Including refugees.
j    Data as at the end of December.
k    2000
l    2009
m    2004
n    Population aged 5 years and over.
o    2014