| （単位：十億円） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 2025/3 | 6,678 | +11.3% |
| 2024/3 | 6,002 | +30.1% |
| 2023/3 | 4,615 | +22.7% |
| 2022/3 | 3,761 | -2.5% |
| 2021/3 | 3,857 | +39.3% |
| 2020/3 | 2,769 | +19.3% |
| 2019/3 | 2,321 | +61.1% |
| 2018/3 | 1,440 | +46.3% |
| 2017/3 | 984 | +5.1% |
| 2016/3 | 936 | +15.1% |
| 2015/3 | 814 | -13.5% |
| 2014/3 | 940 | -14.7% |
| 2013/3 | 1,102 | +1.6% |
| 2012/3 | 1,084 | -30.8% |
| 2011/3 | 1,566 | -15.4% |
| 2010/3 | 1,851 | - |