a    Projected estimate (medium fertility variant).
b    2015.
c    Excluding refugees or internally displaced persons (if applicable).
d    UN operational exchange rate.
e    2016.
f    Includes taxes less subsidies on production and imports.
g    Estimate.
h    2013.
i    2014.
j    Data classified according to ISIC Rev. 3.
k    Data refers to a 5-year period preceding the reference year.
l    Refers to foreign citizens.
m    Including refugees.
n    Data as at the end of December.
o    The exchange rate used for the Syrian Arab Republic is the rate for non-commercial transactions from the Central Bank of Syria.
p    2004.
q    2009.
r    Including nationals residing abroad.
s    Including Iraqi nationals.