| Year | Value (Mt/CO2) |
|---|---|
|
2022 |
4.12 |
|
2021 |
4.07 |
|
2020 |
3.95 |
|
2019 |
4.11 |
|
2018 |
4.13 |
|
2017 |
4.11 |
|
2016 |
3.89 |
|
2015 |
3.87 |
|
2014 |
3.71 |
|
2013 |
3.6 |
| Natural gas | 1.602 | Mt/CO2 (2022) |