資産の部合計、退職給付に係る負債の増減額（△は減少）
- 【期間】
| 年度 | 資産の部合計 | 退職給付に係る負債の増減額（△は減少） |
|---|
| 2008/03 | 1.54兆 | | - | |
| 2009/03 | 1.49兆 | -3.4% | - | |
| 2010/03 | 1.41兆 | -5.2% | - | |
| 2011/03 | 1.36兆 | -3.6% | - | |
| 2012/03 | 1.34兆 | -1.7% | - | |
| 2013/03 | 1.36兆 | +2% | - | |
| 2014/03 | 1.5兆 | +9.7% | 1233億 | |
| 2015/03 | 1.69兆 | +13% | 82.9億 | -93.3% |
| 2016/03 | 1.72兆 | +1.4% | 62.1億 | -25.1% |
| 2017/03 | 1.69兆 | -1.3% | 50.4億 | -18.8% |
| 2018/03 | 1.63兆 | -3.5% | 55.7億 | +10.5% |
| 2019/03 | 1.66兆 | +1.9% | 9.09億 | -83.7% |
| 2020/03 | 1.74兆 | +4.6% | 24.5億 | +169.2% |
| 2021/03 | 1.19兆 | -31.4% | - | |
| 2022/03 | 1.23兆 | +2.9% | - | |
| 2023/03 | 1.27兆 | +3.3% | - | |
