| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 125,711 | -16.0% |
| 2023/12 | 149,724 | +3.6% |
| 2022/12 | 144,532 | -23.8% |
| 2021/12 | 189,713 | +4.4% |
| 2020/12 | 181,670 | +1.5% |
| 2019/12 | 178,989 | +0.6% |
| 2018/12 | 177,925 | +5.4% |
| 2017/12 | 168,852 | -4.8% |
| 2016/12 | 177,444 | -2.2% |
| 2015/12 | 181,426 | +6.3% |
| 2014/12 | 170,669 | +9.3% |
| 2013/12 | 156,119 | +19.6% |
| 2012/12 | 130,542 | +15.4% |
| 2011/12 | 113,144 | - |