a    Projected estimate (medium fertility variant).
b    2015
c    2017
d    2016
e    Data classified according to ISIC Rev. 4.
f    Estimate.
g    Break in the time series.
h    Data refers to a 5-year period preceding the reference year.
i    Data as at the end of December.
j    Government expenditures show fluctuations due to variations in capital investment.
k    2004
l    2008
m    2012
n    2003
o    2009
p    2014