| （単位：百万円） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2026/3 | 33,472 | +8.5% |
| 2025/3 | 30,851 | +13.1% |
| 2024/3 | 27,270 | +10.4% |
| 2023/3 | 24,711 | +9.3% |
| 2022/3 | 22,611 | +18.5% |
| 2021/3 | 19,080 | -4.4% |
| 2020/3 | 19,962 | +4.2% |
| 2019/3 | 19,166 | -1.1% |
| 2018/3 | 19,379 | +0.2% |
| 2017/3 | 19,343 | -1.1% |
| 2016/3 | 19,557 | +14.2% |
| 2015/3 | 17,129 | -6.3% |
| 2014/3 | 18,289 | -0.3% |
| 2013/3 | 18,335 | - |