| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 47,156 | +7.8% |
| 2023/12 | 43,758 | -0.3% |
| 2022/12 | 43,904 | +4.2% |
| 2021/12 | 42,148 | +6.3% |
| 2020/12 | 39,652 | +12.7% |
| 2019/12 | 35,172 | +5.1% |
| 2018/12 | 33,467 | +5.7% |
| 2017/12 | 31,651 | +7.7% |
| 2016/12 | 29,383 | -1.7% |
| 2015/12 | 29,896 | -1.1% |
| 2014/12 | 30,220 | +4.4% |
| 2013/12 | 28,937 | +10.1% |
| 2012/12 | 26,271 | +0.9% |
| 2011/12 | 26,038 | +3.6% |
| 2010/12 | 25,130 | - |