| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 328,656 | +2.9% |
| 2023/12 | 319,417 | +3.7% |
| 2022/12 | 307,914 | +11.6% |
| 2021/12 | 275,959 | +7.8% |
| 2020/12 | 255,992 | +1.2% |
| 2019/12 | 253,056 | +0.7% |
| 2018/12 | 251,332 | +13.6% |
| 2017/12 | 221,337 | +12.3% |
| 2016/12 | 197,147 | +8.6% |
| 2015/12 | 181,472 | +2.9% |
| 2014/12 | 176,331 | +1.4% |
| 2013/12 | 173,956 | +6.4% |
| 2012/12 | 163,560 | +8.3% |
| 2011/12 | 151,047 | - |