| （単位：千ドル） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 2023/12 | 302,783 | +16.3% |
| 2022/12 | 260,393 | +19.6% |
| 2021/12 | 217,770 | +19.9% |
| 2020/12 | 181,643 | +9.5% |
| 2019/12 | 165,859 | +17.3% |
| 2018/12 | 141,354 | +18.0% |
| 2017/12 | 119,827 | +5.6% |
| 2016/12 | 113,448 | +13.0% |
| 2015/12 | 100,423 | +14.5% |
| 2014/12 | 87,719 | +13.7% |
| 2013/12 | 77,134 | +10.4% |
| 2012/12 | 69,841 | +7.6% |
| 2011/12 | 64,904 | - |