減損損失、退職給付に係る負債の増減額（△は減少）、経常費用
- 【期間】
| 年度 | 減損損失 | 退職給付に係る負債の増減額（△は減少） | 経常費用 |
|---|
| 2008/03 | 27億 | | - | | 4.13兆 | |
| 2009/03 | 109億 | +303.9% | - | | 3.91兆 | -5.3% |
| 2010/03 | 47.4億 | -56.5% | - | | 2.49兆 | -36.3% |
| 2011/03 | 35.5億 | -25.2% | - | | 2.13兆 | -14.5% |
| 2012/03 | 70.7億 | +99.3% | - | | 2.07兆 | -2.9% |
| 2013/03 | 119億 | +68.6% | - | | 2.16兆 | +4.6% |
| 2014/03 | 65.1億 | -45.4% | 30.1億 | | 1.94兆 | -10.3% |
| 2015/03 | 114億 | +74.6% | 43億 | +42.7% | 2.17兆 | +11.8% |
| 2016/03 | 44.1億 | -61.2% | 31.2億 | -27.3% | 2.22兆 | +2.2% |
| 2017/03 | 66.5億 | +50.7% | 37.4億 | +19.8% | 2.56兆 | +15.2% |
| 2018/03 | 69.6億 | +4.6% | 37.6億 | +0.4% | 2.78兆 | +8.7% |
| 2019/03 | 5036億 | 大幅増 | 25億 | -33.5% | 3.31兆 | +19.2% |
| 2020/03 | 152億 | -97% | 25.9億 | +3.7% | 3.35兆 | +1.1% |
| 2021/03 | 128億 | -16% | -8.69億 | 赤転 | 2.68兆 | -19.9% |
| 2022/03 | 276億 | +115.6% | 61.7億 | 黒転 | 3.4兆 | +26.9% |
| 2023/03 | 515億 | +86.9% | -45.1億 | 赤転 | 4.99兆 | +46.6% |
