資産除去債務、構築物（純額）、当期変動額合計
- 【期間】
| 年度 | 資産除去債務 | 構築物（純額） | 当期変動額合計 |
|---|
| 2008/03 | - | | 5.9億 | | 35.5億 | |
| 2009/03 | - | | 7.98億 | +35.3% | 7.41億 | -79.1% |
| 2010/03 | - | | 12.4億 | +55.6% | 5.45億 | -26.5% |
| 2011/03 | 23.5億 | | 13.2億 | +6% | 28.1億 | +415.6% |
| 2012/03 | 23.1億 | -1.8% | 15億 | +13.8% | 33.7億 | +20% |
| 2013/03 | 24.9億 | +7.9% | 16.1億 | +7.3% | 2.42億 | -92.8% |
| 2014/03 | 26.9億 | +8% | 19.5億 | +21.2% | - | |
| 2015/03 | 28.6億 | +6.3% | 17.9億 | -8% | - | |
| 2016/03 | 30億 | +5% | 16.6億 | -7.2% | - | |
| 2017/03 | 31億 | +3.3% | 18.4億 | +10.8% | - | |
| 2018/03 | 32.8億 | +5.7% | 17.5億 | -4.9% | - | |
| 2019/03 | 34.8億 | +6.2% | 19.7億 | +12.3% | - | |
| 2020/03 | 35.7億 | +2.6% | 19.9億 | +1% | - | |
| 2021/03 | 48.7億 | +36.2% | 19.5億 | -1.8% | - | |
| 2022/03 | 44.1億 | -9.3% | 18.9億 | -3% | - | |
| 2023/03 | 35.8億 | -18.9% | 20億 | +5.8% | - | |
| 2024/03 | 39.3億 | +9.8% | - | | - | |
