| （単位：ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/4 | 420,000 | +129.5% |
| 2023/4 | 183,000 | +27.1% |
| 2022/4 | 144,000 | +0.7% |
| 2021/4 | 143,000 | -9.5% |
| 2020/4 | 158,000 | -12.2% |
| 2019/4 | 180,000 | +47.5% |
| 2018/4 | 122,000 | -12.9% |
| 2017/4 | 140,000 | +25.3% |
| 2016/4 | 111,714 | -88.4% |
| 2015/4 | 965,156 | +128.8% |
| 2014/4 | 421,836 | -16.0% |
| 2013/4 | 502,099 | +15.1% |
| 2012/4 | 436,062 | - |