Chile
150 million bbl (1 January 2010 est.)
China
20.35 billion bbl (1 January 2010 est.)
Colombia
2.1 billion bbl (1 January 2010 est.)
Comoros
0 bbl (1 January 2010 est.)
Congo, Democratic Republic of the 180 million bbl (1 January 2010 est.)
Congo, Republic of the
1.6 billion bbl (1 January 2010 est.)
Cook Islands
0 bbl (1 January 2010 est.)
Costa Rica
0 bbl (1 January 2010 est.)
Cote d'Ivoire
250 million bbl (1 January 2010 est.)
Croatia
73.35 million bbl (1 January 2010 est.)