| （単位：千ドル） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 2025/6 | 15,241 | +8.4% |
| 2024/6 | 14,055 | +10.6% |
| 2023/6 | 12,707 | -12.4% |
| 2022/6 | 14,506 | -6.9% |
| 2021/6 | 15,587 | +11.8% |
| 2020/6 | 13,937 | -9.3% |
| 2019/6 | 15,370 | +8.8% |
| 2018/6 | 14,125 | +6.0% |
| 2017/6 | 13,320 | +20.9% |
| 2016/6 | 11,018 | -5.5% |
| 2015/6 | 11,664 | -57.7% |
| 2014/6 | 27,588 | +8.6% |
| 2013/6 | 25,395 | +10.9% |
| 2012/6 | 22,897 | - |