OPEC oil reserves

It has the largest oil reserves in OPEC and the world, with reserves estimated at 304 billion barrels.

The world's second-largest oil reserves are estimated at 267 billion barrels.

It has oil reserves estimated at 208 billion barrels.

It has reserves of 145 billion barrels.

It has reserves of about 101 billion barrels.

Its reserves are around 98 billion barrels.

It has oil reserves estimated at 48 billion barrels.

It has reserves of about 37 billion barrels

It has reserves estimated at 12 billion barrels.

Its reserves are around 7.5 billion barrels

It has reserves estimated at 1.1 billion barrels

It has reserves of about 2.9 billion barrels