| （単位：千ドル） | 売上原価 | 前年比（％） |
|---|---|---|
| 2024/12 | 403,903 | -7.1% |
| 2023/12 | 434,831 | +3.1% |
| 2022/12 | 421,841 | +20.1% |
| 2021/12 | 351,175 | +12.4% |
| 2020/12 | 312,436 | +2.7% |
| 2019/12 | 304,266 | +5.4% |
| 2018/12 | 288,647 | +11.2% |
| 2017/12 | 259,584 | +14.2% |
| 2016/12 | 227,220 | -9.6% |
| 2015/12 | 251,214 | -6.0% |
| 2014/12 | 267,237 | -4.2% |
| 2013/12 | 278,875 | -5.4% |
| 2012/12 | 294,754 | +3.9% |
| 2011/12 | 283,555 | - |