- 49 TCM – largest in the world
- Followed by Iran and Qatar
- Largest producer – Russia or the US
Largest natural gas reserves (TCM)
- Russia – 48.93
- Iran – 34.07
- Qatar – 23.83
- Turkmenistan – 15.36
- USA – 12.95
- Saudi Arabia – 8.43
- UAE – 7.72
- Nigeria – 5.74
- Venezuela – 5.58
- Algeria – 4.5
(IEA/OPEC)