Footnotes  
a    2017
b    2018
c    Estimate.
d    Provisional data.
e    2016
f    Data classified according to ISIC Rev. 3.
g    2014
h    Data refers to a 5-year period preceding the reference year.
i    2015
j    Including refugees.
k    Data as at the end of December.
l    2004
m    Population aged 5 years and over.
n    Break in the time series.
o    Partial data.