a    Projected estimate (medium fertility variant).
b    2015
c    Break in the time series.
d    2016
e    Refers to Koror.
f    2017
g    Data classified according to ISIC Rev. 4.
h    Population aged 16 years and over.
i    Data classified according to ISIC Rev. 2.
j    2000
k    Data classified according to ISIC Rev. 3.
l    2008
m    Estimate.
n    Areas not elsewhere specified.
o    Data refers to a 5-year period preceding the reference year.
p    Preliminary census results.
q    De jure population.
r    Data refer to fiscal years ending 30 September.
s    Data revision.
t    2014
u    2002
v    2004
w    2013
x    2012
y    Air arrivals (Palau International Airport).
z    2011