Fossil fuel comprises coal, oil, petroleum, and natural gas products.
| तिथि | मान | बदले , % |
|---|---|---|
| 2023 | 75.6 | -6.32% |
| 2022 | 80.6 | -0.12% |
| 2021 | 80.7 | 0.34% |
| 2020 | 80.5 | -0.87% |
| 2019 | 81.2 | -0.38% |
| 2018 | 81.5 | -0.35% |
| 2017 | 81.8 | -0.14% |
| 2016 | 81.9 | -0.41% |
| 2015 | 82.2 | -0.35% |
| 2014 | 82.5 | -0.22% |
| 2013 | 82.7 | -0.33% |
| 2012 | 83.0 |