a    Projected estimate (medium fertility variant).
b    2015
c    De jure population.
d    UN operational exchange rate.
e    2017
f    2016
g    Data classified according to ISIC Rev. 4.
h    Data classified according to ISIC Rev. 3.
i    Break in the time series.
j    2013
k    Resident population (de jure).
l    2009
m    Calculated by the Statistics Division of the United Nations from national indices.
n    Estimate.
o    Data refers to a 5-year period preceding the reference year.
p    2007
q    Data are based on a small number of deaths.
r    2006
s    Excluding the institutional population.
t    Population aged 65 years and over.
u    Refers to foreign citizens.
v    Data as at the end of December.
w    2014
x    2004
y    Arrivals by air.