The International Energy Agency reports the following typical higher heating values per Standard cubic metre of gas:
* Algeria: 39.57MJ/Sm
* Bangladesh: 36.00MJ/Sm
* Canada: 39.00MJ/Sm
* China: 38.93MJ/Sm
* Indonesia: 40.60MJ/Sm
* Iran: 39.36MJ/Sm
* Netherlands: 33.32MJ/Sm
* Norway: 39.24MJ/Sm
* Pakistan: 34.90MJ/Sm
* Qatar: 41.40MJ/Sm
* Russia: 38.23MJ/Sm
* Saudi Arabia: 38.00MJ/Sm
* Turkmenistan: 37.89MJ/Sm
* United Kingdom: 39.71MJ/Sm
* United States: 38.42MJ/Sm
* Uzbekistan: 37.89MJ/Sm
The lower heating value of natural gas is normally about 90% of its higher heating value. This table is in Standard cubic metres (1atm, 15°C), to convert to values per Normal cubic metre (1atm, 0°C), multiply above table by 1.0549.