a    Projected estimate (medium fertility variant).
b    2015.
c    Porto-Novo is the constitutional capital and Cotonou is the economic capital.
d    2014.
e    2016.
f    Estimate.
g    Cotonou
h    Series linked to former series.
i    Data classified according to ISIC Rev. 3.
j    Country data supplemented with data from the Observatoire Economique et Statistique d´Afrique Subsaharienne (Afristat).
k    2013.
l    Data refers to a 5-year period preceding the reference year.
m    Including refugees.
n    Refers to foreign citizens.
o    Data as at the end of December.
p    2004.
q    2008.
r    2001.