| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 452,218 | -9.8% |
| 2023/12 | 501,559 | +6.3% |
| 2022/12 | 471,871 | +34.6% |
| 2021/12 | 350,694 | +16.3% |
| 2020/12 | 301,568 | -9.7% |
| 2019/12 | 334,137 | -2.4% |
| 2018/12 | 342,524 | -28.0% |
| 2017/12 | 476,046 | +13.3% |
| 2016/12 | 420,293 | -1.3% |
| 2015/12 | 425,943 | -11.9% |
| 2014/12 | 483,304 | +19.6% |
| 2013/12 | 404,166 | -0.1% |
| 2012/12 | 404,530 | +22.1% |
| 2011/12 | 331,285 | - |