Footnotes  
a    Including Ascension and Tristan da Cunha.
b    2017
c    2018
d    Population aged 15 to 69 years.
e    Data classified according to ISIC Rev. 3.
f    2008
g    Estimate.
h    Year ending 31 March of the following year.
i    Data refers to a 5-year period preceding the reference year.
j    2015
k    2009
l    2016
m    2004
n    2014