| Year | Value (Mt/CO2) |
|---|---|
|
2022 |
3.99 |
|
2021 |
4.2 |
|
2020 |
3.59 |
|
2019 |
4.32 |
|
2018 |
5.57 |
|
2017 |
4.69 |
|
2016 |
4.98 |
|
2015 |
4.74 |
|
2014 |
4.41 |
|
2013 |
4.79 |
| Natural gas | 0.82 | Mt/CO2 (2022) |