Footnotes  
a    2017
b    Refers to the Metropolitan Statistical Area.
c    At producers' prices.
d    Estimate.
e    Calculated by the UN Statistics Division from national indices.
f    2016
g    Data refers to a 5-year period preceding the reference year.
h    2015
i    2014
j    Population aged 12 years and over.
k    2009
l    2004
m    Arrivals of non-resident tourists by air.
n    2018