| （単位：千ドル） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 2024/12 | 17,363 | -12.0% |
| 2023/12 | 19,734 | -14.1% |
| 2022/12 | 22,980 | -9.9% |
| 2021/12 | 25,493 | +4.1% |
| 2020/12 | 24,492 | +10.3% |
| 2019/12 | 22,213 | +7.2% |
| 2018/12 | 20,728 | +9.7% |
| 2017/12 | 18,889 | +13.8% |
| 2016/12 | 16,599 | +15.0% |
| 2015/12 | 14,432 | +14.6% |
| 2014/12 | 12,588 | +20.7% |
| 2013/12 | 10,427 | +15.8% |
| 2012/12 | 9,003 | +15.4% |
| 2011/12 | 7,800 | - |