退職給付に係る資産の増減額（△は増加）、金融派生商品
- 【期間】
| 年度 | 退職給付に係る資産の増減額（△は増加） | 金融派生商品 |
|---|
| 2008/03 | - | | 5.88兆 | |
| 2009/03 | - | | 7.74兆 | +31.6% |
| 2010/03 | - | | 6.74兆 | -13% |
| 2011/03 | - | | 4.79兆 | -29% |
| 2012/03 | - | | 4.38兆 | -8.4% |
| 2013/03 | - | | 4.4兆 | +0.3% |
| 2014/03 | -210億 | | 3.01兆 | -31.6% |
| 2014/09 | -145億 | 赤縮 | 3.6兆 | +19.5% |
| 2015/03 | -291億 | 赤拡 | 3.49兆 | -2.9% |
| 2015/09 | -263億 | 赤縮 | 2.68兆 | -23.2% |
| 2016/03 | - | | 2.61兆 | -2.8% |
| 2016/09 | - | | 2.04兆 | -21.8% |
| 2017/03 | - | | 1.81兆 | -11.1% |
| 2017/09 | - | | 1.68兆 | -7.3% |
| 2018/03 | - | | 1.54兆 | -8.6% |
| 2018/09 | - | | 1.42兆 | -7.7% |
| 2019/03 | - | | 1.18兆 | -16.6% |
| 2019/09 | - | | 1.3兆 | +10.3% |
| 2020/03 | - | | 1.63兆 | +25.3% |
| 2020/09 | - | | 1.29兆 | -21.2% |
| 2021/03 | - | | 1.74兆 | +35.3% |
| 2021/09 | - | | 1.48兆 | -14.8% |
| 2022/03 | - | | 2.78兆 | +87.4% |
| 2022/09 | - | | 5.01兆 | +80.2% |
| 2023/03 | - | | 2.74兆 | -45.2% |
| 2023/09 | - | | 5.02兆 | +83% |
| 2024/03 | - | | 3.82兆 | -23.9% |
