| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2023/12 | 510,224 | +24.8% |
| 2022/12 | 408,813 | +72.9% |
| 2021/12 | 236,454 | +13.1% |
| 2020/12 | 209,102 | -46.5% |
| 2019/12 | 390,916 | +7.5% |
| 2018/12 | 363,563 | +8.1% |
| 2017/12 | 336,278 | -6.4% |
| 2016/12 | 359,109 | -8.1% |
| 2015/12 | 390,704 | +12.6% |
| 2014/12 | 346,901 | -1914.2% |
| 2013/12 | -19,121 | -36.4% |
| 2012/12 | -30,079 | -109.6% |
| 2011/12 | 313,994 | +3.8% |
| 2010/12 | 302,557 | - |