Provision For Retirement Benefits、支払利息、退職給付引当金の増減額（△は減少）
- 【期間】
| 年度 | Provision For Retirement Benefits | 支払利息 | 退職給付引当金の増減額（△は減少） |
|---|
| 2009/12 | - | | 31億 | | 0.95億 | |
| 2010/12 | - | | 24.6億 | -20.4% | 9.1億 | +857.9% |
| 2011/12 | - | | 25億 | +1.6% | 5.88億 | -35.4% |
| 2012/12 | - | | 29.4億 | +17.6% | 9.9億 | +68.4% |
| 2013/12 | - | | 36.5億 | +24.1% | 66.4億 | +570.8% |
| 2014/12 | - | | 35.7億 | -2.2% | - | |
| 2015/12 | - | | 35.7億 | -0.2% | - | |
| 2016/12 | - | | 30.9億 | -13.2% | - | |
| 2017/12 | - | | 29.6億 | -4.3% | - | |
| 2018/12 | - | | 28.9億 | -2.3% | - | |
| 2019/12 | - | | 30.4億 | +5% | - | |
| 2020/12 | - | | 25億 | -17.6% | - | |
| 2021/12 | - | | 32.3億 | +29.2% | - | |
| 2022/12 | - | | 44.1億 | +36.4% | - | |
| 2023/12 | - | | 62.4億 | +41.6% | - | |
