経常費用、退職給付信託関連損益（△は益）、資本剰余金
- 【期間】
| 年度 | 経常費用 | 退職給付信託関連損益（△は益） | 資本剰余金 |
|---|
| 2007/03 | - | | - | | 0.41兆 | |
| 2008/03 | 4.13兆 | | - | | 0.41兆 | -0% |
| 2009/03 | 3.91兆 | -5.3% | - | | 0.41兆 | +0.1% |
| 2010/03 | 2.49兆 | -36.3% | - | | 0.55兆 | +34.2% |
| 2011/03 | 2.13兆 | -14.5% | - | | 0.94兆 | +69.8% |
| 2012/03 | 2.07兆 | -2.9% | 14.2億 | | 1.11兆 | +18.4% |
| 2013/03 | 2.16兆 | +4.6% | - | | 1.11兆 | -0% |
| 2014/03 | 1.94兆 | -10.3% | - | | 1.11兆 | ±0% |
| 2015/03 | 2.17兆 | +11.8% | - | | 1.11兆 | +0% |
| 2016/03 | 2.22兆 | +2.2% | - | | 1.11兆 | +0% |
| 2017/03 | 2.56兆 | +15.2% | - | | 1.13兆 | +2.2% |
| 2018/03 | 2.78兆 | +8.7% | - | | 1.13兆 | +0% |
| 2019/03 | 3.31兆 | +19.2% | - | | 1.14兆 | +0.3% |
| 2020/03 | 3.35兆 | +1.1% | - | | 1.14兆 | -0.2% |
| 2021/03 | 2.68兆 | -19.9% | - | | 1.14兆 | -0% |
| 2022/03 | 3.4兆 | +26.9% | - | | 1.13兆 | -0.9% |
| 2023/03 | 4.99兆 | +46.6% | - | | 1.13兆 | +0.4% |
