| （単位：百万円） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 2026/3 | 83,312 | +1.1% |
| 2025/3 | 82,385 | +12.8% |
| 2024/3 | 73,046 | +24.1% |
| 2023/3 | 58,847 | +7.9% |
| 2022/3 | 54,557 | +9.1% |
| 2021/3 | 50,025 | +12.4% |
| 2020/3 | 44,507 | +6.2% |
| 2019/3 | 41,892 | +8.6% |
| 2018/3 | 38,573 | +7.9% |
| 2017/3 | 35,748 | +6.8% |
| 2016/3 | 33,467 | +10.6% |
| 2015/3 | 30,257 | +38.1% |
| 2014/3 | 21,917 | +18.0% |
| 2013/3 | 18,580 | - |