a    2017
b    2019
c    2018
d    Data classified according to ISIC Rev. 4.
e    Excludes publishing activities. Includes irrigation and canals.
f    Excludes repair of personal and household goods.
g    Excludes computer and related activities and radio/TV activities.
h    Estimate.
i    Calculated by the UN Statistics Division from national indices.
j    2016
k    In 2014, the reported share of non-standard HS codes was relatively high.
l    Data refers to a 5-year period preceding the reference year.
m    Data as at the end of December.
n    The statelessness figure refers to a survey conducted in late 2017.
o    2013
p    2007
q    Data are as at 1 January of reporting year.
r    Partial data.
s    2008
t    Excluding nationals residing abroad.