| （単位：千円） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2026/6 | 21,482 | +9.0% |
| 2025/6 | 19,707 | +8.8% |
| 2024/6 | 18,105 | +45.3% |
| 2023/6 | 12,457 | +64.5% |
| 2022/6 | 7,571 | +33.5% |
| 2021/6 | 5,673 | -40.6% |
| 2020/6 | 9,556 | +122.9% |
| 2019/6 | 4,288 | -36.4% |
| 2018/6 | 6,747 | -65.4% |
| 2017/6 | 19,483 | +9.0% |
| 2016/6 | 17,875 | -15.1% |
| 2015/6 | 21,059 | -9.1% |
| 2014/6 | 23,178 | -5.9% |
| 2013/6 | 24,642 | - |