Footnotes  
a    2017
b    2018
c    Estimate.
d    2016
e    Data refers to a 5-year period preceding the reference year.
f    2015
g    Including refugees.
h    Data as at the end of December.
i    2003
j    2002
k    Higher Education only.
l    2004
m    2014
n    Including nationals residing abroad.