a    Projected estimate (medium fertility variant).
b    2015
c    Refers to the total population in 76 municipalities of the Metropolitan Area of Mexico City.
d    2017
e    2016
f    Data classified according to ISIC Rev. 4.
g    Estimate.
h    Calculated by the Statistics Division of the United Nations from national indices.
i    Including construction.
j    2014
k    Trade data include maquiladoras and exclude goods from customs-bonded warehouses. Total exports include revaluation and exports of silver.
l    Imports FOB.
m    Data refers to a 5-year period preceding the reference year.
n    Including refugees.
o    Data as at the end of December.
p    2000
q    December.
r    2004
s    Including nationals residing abroad.