| （単位：千円） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2026/3 | 508,000 | +3.0% |
| 2025/3 | 493,000 | -1.0% |
| 2024/3 | 498,000 | -0.8% |
| 2023/3 | 502,000 | -14.8% |
| 2022/3 | 589,000 | +9.9% |
| 2021/3 | 535,859 | -3.1% |
| 2020/3 | 552,934 | +22.4% |
| 2019/3 | 451,923 | +12.9% |
| 2018/3 | 400,179 | +12.9% |
| 2017/3 | 354,569 | +6.5% |
| 2016/3 | 332,883 | +0.2% |
| 2015/3 | 332,202 | +7.1% |
| 2014/3 | 310,265 | -3.4% |
| 2013/3 | 321,040 | - |