経常収益、賞与引当金の増減額（△は減少）、退職給付に係る資産
- 【期間】
| 年度 | 経常収益 | 賞与引当金の増減額（△は減少） | 退職給付に係る資産 |
|---|
| 2008/03 | 4.52兆 | | 51.5億 | | - | |
| 2009/03 | 3.51兆 | -22.3% | 90.7億 | +76.1% | - | |
| 2010/03 | 2.82兆 | -19.8% | -16.1億 | 赤転 | - | |
| 2011/03 | 2.72兆 | -3.6% | -74.9億 | 赤拡 | - | |
| 2012/03 | 2.72兆 | -0% | -6.32億 | 赤縮 | - | |
| 2013/03 | 2.91兆 | +7.3% | 60.1億 | 黒転 | - | |
| 2014/03 | 2.93兆 | +0.5% | 43.3億 | -28% | 0.41兆 | |
| 2015/03 | 3.18兆 | +8.6% | 51.1億 | +18.1% | 0.74兆 | +80% |
| 2016/03 | 3.22兆 | +1.1% | 39.2億 | -23.4% | 0.65兆 | -13% |
| 2017/03 | 3.29兆 | +2.4% | 58.1億 | +48.3% | 0.8兆 | +23.4% |
| 2018/03 | 3.56兆 | +8.1% | -0.18億 | 赤転 | 1兆 | +24.9% |
| 2019/03 | 3.93兆 | +10.2% | 5.91億 | 黒転 | 0.98兆 | -1.3% |
| 2020/03 | 3.99兆 | +1.6% | 86.1億 | 大幅増 | 0.85兆 | -13.8% |
| 2021/03 | 3.22兆 | -19.3% | 273億 | +217% | 1.11兆 | +31% |
| 2022/03 | 3.96兆 | +23.2% | 120億 | -56.2% | 0.86兆 | -22.2% |
| 2023/03 | 5.78兆 | +45.8% | 17.5億 | -85.4% | 0.86兆 | -0.5% |
