Footnotes  
a    Projected estimate (medium fertility variant).
b    2022
c    2019
d    2023
e    Data classified according to ISIC Rev. 4.
f    Excludes irrigation canals and landscaping care.
g    Data classified according to ISIC Rev. 4. Excludes publishing activities. Includes irrigation canals.
h    Includes publishing activities and landscape care. Excludes repair of personal and household goods.
i    Estimate.
j    Base: 2018=100.
k    Areas not elsewhere specified.
l    Data refers to a 5-year period preceding the reference year.
m    Calculated by the UN Statistics Division.
n    Including refugees. Refers to foreign citizens.
o    Data are based on SHA2011.
p    2021
q    Data are as at 1 January of reporting year.
r    This number is reflecting the whole population, based on the age range 12-65 years for the study it is 70% of the population.
s    Population aged 10 to 74 years.
t    Population aged 15 to 74 years.
u    Research and development budget instead of research and development expenditure or based on research and development budget.
v    Overestimated or based on overestimated data.
w    2013
x    Excluding private non-profit.
y    Break in the time series.