| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 183,711 | -35.0% |
| 2023/12 | 282,527 | -15.3% |
| 2022/12 | 333,473 | +11.4% |
| 2021/12 | 299,240 | +0.9% |
| 2020/12 | 296,608 | +10.7% |
| 2019/12 | 268,040 | -11.5% |
| 2018/12 | 302,984 | -2.1% |
| 2017/12 | 309,465 | +3.8% |
| 2016/12 | 298,158 | +5.6% |
| 2015/12 | 282,322 | -23.7% |
| 2014/12 | 369,865 | +23.1% |
| 2013/12 | 300,576 | +16.8% |
| 2012/12 | 257,439 | - |