Fossil fuel comprises coal, oil, petroleum, and natural gas products.
| Data | Valor | Modificar, % |
|---|---|---|
| 2023 | 88,7 | 0,82% |
| 2022 | 87,9 | -0,79% |
| 2021 | 88,6 | 0,19% |
| 2020 | 88,5 | -0,73% |
| 2019 | 89,1 | 0,15% |
| 2018 | 89,0 | -0,19% |
| 2017 | 89,2 | -0,98% |
| 2016 | 90,0 | 0,01% |
| 2015 | 90,0 | -0,20% |
| 2014 | 90,2 | -0,39% |
| 2013 | 90,6 | -0,55% |
| 2012 | 91,1 |