a    Including low water level for all islands (area to shoreline).
b    2017
c    De jure population.
d    Estimates should be viewed with caution as these are derived from scarce data.
e    2001
f    Data classified according to ISIC Rev. 3.
g    Break in the time series.
h    2008
i    Estimate.
j    2018
k    Data refers to a 5-year period preceding the reference year.
l    2015
m    2002
n    2012
o    2009
p    2014
q    2004
r    2016