Which countries in Central Asia and the Causasus have the largest proven reserves of oil

The countries in Central Asia and the Caucasus with the largest proven reserves of oil are:

1. Kazakhstan: Kazakhstan has the largest proven oil reserves in the region, with around 30 billion barrels of proven reserves.

2. Azerbaijan: Azerbaijan also has significant oil reserves, estimated to be around 7 billion barrels.

3. Turkmenistan: Turkmenistan has proven oil reserves of around 600 million barrels.

4. Uzbekistan: Uzbekistan has proven oil reserves of around 600 million barrels as well.

Other countries in the region, such as Kyrgyzstan, Tajikistan, and Georgia, have smaller and less significant oil reserves.