| （単位：千ドル） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 2025/5 | 665,100 | -9.9% |
| 2024/6 | 738,400 | +9.2% |
| 2023/6 | 676,100 | -2.5% |
| 2022/5 | 693,300 | -14.2% |
| 2021/5 | 808,400 | +18.2% |
| 2020/5 | 683,900 | -4.0% |
| 2019/6 | 712,700 | +19.1% |
| 2018/6 | 598,300 | +15.2% |
| 2017/6 | 519,500 | +19.3% |
| 2016/5 | 435,300 | +28.8% |
| 2015/5 | 338,000 | +21.8% |
| 2014/5 | 277,400 | -16.2% |
| 2013/6 | 331,100 | +14.9% |
| 2012/6 | 288,200 | +32.1% |
| 2011/5 | 218,200 | - |