a    2017
b    2018
c    Data classified according to ISIC Rev. 4.
d    At producers' prices.
e    Estimate.
f    Calculated by the UN Statistics Division from national indices.
g    2016
h    Data refers to a 5-year period preceding the reference year.
i    2015
j    Including refugees.
k    Data as at the end of December.
l    Data revision.
m    Data refer to fiscal years ending 30 September.
n    2004
o    2013
p    Population aged 6 years and over.
q    2009
r    2014
s    Including nationals residing abroad.