Footnotes  
a    2017
b    2018
c    Data classified according to ISIC Rev. 4.
d    Estimate.
e    Break in the time series.
f    2016
g    Data classified according to ISIC Rev. 3.
h    2014
i    Data refers to a 5-year period preceding the reference year.
j    2015
k    Data as at the end of December.
l    Data refer to fiscal years beginning 1 April.
m    2000
n    2013
o    Partial data.
p    2004
q    Arrivals by air.