Footnotes  
a    2017
b    2019
c    2018
d    Data classified according to ISIC Rev. 4.
e    Excludes publishing activities. Includes irrigation and canals.
f    Excludes computer and related activities and radio/TV activities.
g    Excludes repair of personal and household goods.
h    Estimate.
i    Calculated by the UN Statistics Division from national indices.
j    2016
k    Data refers to a 5-year period preceding the reference year.
l    Data as at the end of December.
m    2014
n    Data are as at 1 January of reporting year.
o    Population aged 16 to 74 years.
p    Users in the last 3 months.
q    Provisional data.
r    Border statistics are not collected any more, surveys used instead.
s    Development Assistance Committee member (OECD).