a    Including Sabah and Sarawak.
b    2017
c    Kuala Lumpur is the capital and Putrajaya is the administrative capital.
d    Refers to the Greater Kuala Lumpur.
e    2018
f    Data classified according to ISIC Rev. 4.
g    At producers' prices.
h    Estimate.
i    2016
j    Data classified according to ISIC Rev. 3.
k    2013
l    Data refers to a 5-year period preceding the reference year.
m    2015
n    Including refugees.
o    Refers to foreign citizens.
p    Data as at the end of December.
q    Provisional data.
r    2002
s    2004
t    2014
u    Including Singapore residents crossing the frontier by road through Johore Causeway.