| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 519,595 | +8.6% |
| 2023/12 | 478,489 | +5.1% |
| 2022/12 | 455,349 | +13.6% |
| 2021/12 | 400,812 | +2.6% |
| 2020/12 | 390,664 | - |
| 2018/12 | 323,810 | +35.0% |
| 2017/12 | 239,942 | +19.1% |
| 2016/12 | 201,401 | +0.1% |
| 2015/12 | 201,130 | +2.6% |
| 2014/12 | 196,034 | -13.1% |
| 2013/12 | 225,475 | +1.6% |
| 2012/12 | 221,997 | +1.8% |
| 2011/12 | 218,097 | - |