a    Projected estimate (medium fertility variant).
b    Including Abkhazia and South Ossetia.
c    2015
d    2017
e    2016
f    Estimate.
g    Five cities.
h    Data classified according to ISIC Rev. 3.
i    2014
j    Data refers to a 5-year period preceding the reference year.
k    Data as at the end of December.
l    As a result of recent health-care reforms, public compulsory insurance has since 2008 been implemented by private insurance companies. The voucher cost of this insurance is treated as general government health expenditure.
m    2009
n    2008
o    Partial data.
p    Excluding private non-profit.
q    Excluding business enterprise.
r    2004