| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 302,500 | -13.6% |
| 2023/12 | 350,000 | -0.3% |
| 2022/12 | 351,100 | +2.6% |
| 2021/12 | 342,300 | -2.2% |
| 2020/12 | 349,900 | +0.8% |
| 2019/12 | 347,200 | -4.0% |
| 2018/12 | 361,700 | +5.4% |
| 2017/12 | 343,200 | -14.1% |
| 2016/12 | 399,400 | +11.6% |
| 2015/12 | 357,900 | +1.3% |
| 2014/12 | 353,300 | +19.8% |
| 2013/12 | 294,900 | +0.8% |
| 2012/12 | 292,600 | +5.5% |
| 2011/12 | 277,300 | - |