| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 637,722 | +4.4% |
| 2023/12 | 611,050 | -2.4% |
| 2022/12 | 626,197 | +16.8% |
| 2021/12 | 536,244 | +3.9% |
| 2020/12 | 516,219 | -6.6% |
| 2019/12 | 552,931 | +7.8% |
| 2018/12 | 512,799 | +1.4% |
| 2017/12 | 505,813 | +3.4% |
| 2016/12 | 489,378 | +7.4% |
| 2015/12 | 455,501 | -0.6% |
| 2014/12 | 458,338 | +9.8% |
| 2013/12 | 417,494 | +9.5% |
| 2012/12 | 381,129 | +6.7% |
| 2011/12 | 357,323 | +7.3% |
| 2010/12 | 333,129 | - |