鉱業権、使用権資産、前払年金費用
- 【期間】
| 年度 | 鉱業権 | 使用権資産 | 前払年金費用 |
|---|
| 2008/03 | 9.19億 | | - | | - | |
| 2009/03 | 7.1億 | -22.7% | - | | - | |
| 2010/03 | 112億 | 大幅増 | - | | - | |
| 2011/03 | 88.2億 | -21.6% | - | | - | |
| 2012/03 | 72.5億 | -17.9% | - | | - | |
| 2013/03 | 70.1億 | -3.2% | - | | - | |
| 2014/03 | 68.7億 | -2% | - | | - | |
| 2015/03 | 64.1億 | -6.7% | - | | - | |
| 2016/03 | 53.7億 | -16.2% | - | | - | |
| 2017/03 | 441億 | +720.3% | - | | - | |
| 2018/03 | 617億 | +40% | - | | - | |
| 2019/03 | 2.87億 | -99.5% | - | | 37.5億 | |
| 2020/03 | 2.79億 | -2.8% | 133億 | | 70.4億 | +88% |
| 2021/03 | 2.73億 | -2.2% | 150億 | +12.8% | 85.7億 | +21.7% |
| 2022/03 | 2.67億 | -2.2% | 159億 | +6.3% | 101億 | +17.9% |
| 2023/03 | 2.6億 | -2.6% | 165億 | +3.7% | 114億 | +12.4% |
| 2024/03 | 2.55億 | -1.9% | 242億 | +46.5% | 133億 | +16.9% |
