| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 203,601 | +0.9% |
| 2023/12 | 201,724 | +9.2% |
| 2022/12 | 184,699 | -0.8% |
| 2021/12 | 186,148 | -0.7% |
| 2020/12 | 187,367 | -0.9% |
| 2019/12 | 189,009 | +1.4% |
| 2018/12 | 186,467 | +7.2% |
| 2017/12 | 173,997 | +6.3% |
| 2016/12 | 163,645 | +2.8% |
| 2015/12 | 159,114 | +6.0% |
| 2014/12 | 150,040 | +0.5% |
| 2013/12 | 149,314 | -1.5% |
| 2012/12 | 151,536 | -0.5% |
| 2011/12 | 152,354 | - |