| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 347,164 | +4.4% |
| 2023/12 | 332,458 | +7.3% |
| 2022/12 | 309,912 | +8.4% |
| 2021/12 | 285,981 | +11.0% |
| 2020/12 | 257,730 | +6.8% |
| 2019/12 | 241,301 | +8.6% |
| 2018/12 | 222,121 | +10.8% |
| 2017/12 | 200,392 | +4.7% |
| 2016/12 | 191,404 | +3.1% |
| 2015/12 | 185,715 | +1.2% |
| 2014/12 | 183,521 | +7.0% |
| 2013/12 | 171,574 | +0.7% |
| 2012/12 | 170,428 | +7.4% |
| 2011/12 | 158,646 | - |