| （単位：千円） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2026/6 | 264,235 | -24.7% |
| 2025/6 | 350,791 | -4.6% |
| 2024/6 | 367,780 | +37.7% |
| 2023/6 | 267,115 | +36.5% |
| 2022/6 | 195,752 | +84.3% |
| 2021/6 | 106,220 | -39.3% |
| 2020/12 | 175,083 | +11.1% |
| 2019/12 | 157,591 | -10.1% |
| 2018/12 | 175,363 | -0.0% |
| 2017/12 | 175,426 | -5.9% |
| 2016/12 | 186,511 | -10.4% |
| 2015/12 | 208,194 | +10.9% |
| 2014/12 | 187,728 | - |