| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2025/6 | 369,658 | +8.3% |
| 2024/6 | 341,397 | +15.6% |
| 2023/6 | 295,231 | -2.5% |
| 2022/6 | 302,678 | -0.6% |
| 2021/6 | 304,547 | -3.5% |
| 2020/6 | 315,752 | -2.2% |
| 2019/6 | 322,820 | -3.8% |
| 2018/6 | 335,744 | +15.7% |
| 2017/6 | 290,209 | +21.7% |
| 2016/6 | 238,485 | +2.2% |
| 2015/6 | 233,245 | +4.3% |
| 2014/6 | 223,705 | +3.6% |
| 2013/6 | 215,988 | +6.6% |
| 2012/6 | 202,702 | - |