Footnotes  
a    2017
b    2018
c    Estimate.
d    Data refer to the Retail Price Index.
e    Index base: July 2001=100.
f    2016
g    Data classified according to ISIC Rev. 3.
h    2014
i    2013
j    Areas not elsewhere specified.
k    Data refers to a 5-year period preceding the reference year.
l    2015
m    2001
n    2011
o    2004