Recoverable coal is the coal that is, or can be, extracted from a coal bed during mining. Recoverable Resources of Coal: the sum of measured resources plus indicated resources.
| Fecha | Valor | Cambiar , % |
|---|---|---|
| 2022 | 31.450 | 0,00 % |
| 2021 | 31.450 | 0,48 % |
| 2020 | 31.300 | 5,43 % |
| 2019 | 29.687 | 0,00 % |
| 2018 | 29.687 | -0,72 % |
| 2017 | 29.904 | 5,10 % |
| 2016 | 28.452 | 6,83 % |
| 2015 | 26.633 | 11,69 % |
| 2014 | 23.845 | 3,70 % |
| 2013 | 22.995 | 6,42 % |
| 2012 | 21.609 | 1,97 % |
| 2011 | 21.192 |