| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 293,119 | +6.5% |
| 2023/12 | 275,354 | +1.8% |
| 2022/12 | 270,469 | +2.7% |
| 2021/12 | 263,316 | -6.4% |
| 2020/12 | 281,331 | -9.2% |
| 2019/12 | 309,801 | +3.4% |
| 2018/12 | 299,501 | +2.0% |
| 2017/12 | 293,748 | +1.4% |
| 2016/12 | 289,625 | +4.6% |
| 2015/12 | 276,924 | -1.5% |
| 2014/12 | 281,043 | -4.0% |
| 2013/12 | 292,632 | -7.2% |
| 2012/12 | 315,372 | -0.4% |
| 2011/12 | 316,774 | -6.8% |
| 2010/12 | 339,725 | - |