a    Projected estimate (medium fertility variant).
b    2015.
c    Refers to the municipality.
d    2016.
e    Estimate.
f    Break in the time series.
g    Series linked to former series.
h    2014.
i    Data refers to a 5-year period preceding the reference year.
j    Including refugees.
k    Data as at the end of December.
l    2004.
m    2000.
n    December.
o    R&D budget instead of R&D expenditure or based on R&D budget.
p    Partial data.
q    Including arrivals from India.