| （単位：ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 553,783 | -2.5% |
| 2023/12 | 567,712 | +32.5% |
| 2022/12 | 428,348 | -8.8% |
| 2021/12 | 469,854 | +13.5% |
| 2020/12 | 414,127 | -5.3% |
| 2019/12 | 437,102 | -44.6% |
| 2018/12 | 789,123 | +34.2% |
| 2017/12 | 587,822 | +122.7% |
| 2016/12 | 264,005 | -2.8% |
| 2015/12 | 271,727 | -2.6% |
| 2014/12 | 278,865 | +8.7% |
| 2013/12 | 256,459 | +25.9% |
| 2012/12 | 203,775 | - |