| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 90,031 | -13.3% |
| 2023/12 | 103,829 | -0.7% |
| 2022/12 | 104,553 | -10.3% |
| 2021/12 | 116,564 | +4.6% |
| 2020/12 | 111,411 | -7.0% |
| 2019/12 | 119,745 | -14.0% |
| 2018/12 | 139,172 | +0.5% |
| 2017/12 | 138,510 | -3.2% |
| 2016/12 | 143,042 | +6.7% |
| 2015/12 | 134,021 | -3.6% |
| 2014/12 | 138,989 | +1.8% |
| 2013/12 | 136,570 | -2.3% |
| 2012/12 | 139,786 | +40.2% |
| 2011/12 | 99,732 | -8.9% |
| 2010/12 | 109,496 | - |