| （単位：百万） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 2024/12 | 130,333 | +16.1% |
| 2023/12 | 112,215 | +23.2% |
| 2022/12 | 91,075 | +17.5% |
| 2021/12 | 77,494 | +20.8% |
| 2020/12 | 64,163 | +13.8% |
| 2019/12 | 56,394 | +28.2% |
| 2018/12 | 43,997 | +3.0% |
| 2017/12 | 42,733 | +21.0% |
| 2016/12 | 35,329 | +33.7% |
| 2015/12 | 26,420 | +24.5% |
| 2014/12 | 21,224 | +14.7% |
| 2013/12 | 18,509 | +29.3% |
| 2012/12 | 14,310 | +22.8% |
| 2011/12 | 11,649 | +36.0% |
| 2010/12 | 8,565 | - |