| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2026/1 | 21,831 | +4.4% |
| 2025/1 | 20,904 | +0.2% |
| 2024/1 | 20,869 | -4.0% |
| 2023/1 | 21,736 | +7.4% |
| 2022/1 | 20,234 | -4.7% |
| 2021/1 | 21,237 | -9.3% |
| 2020/1 | 23,421 | +3.4% |
| 2019/1 | 22,645 | +0.1% |
| 2018/1 | 22,624 | +0.1% |
| 2017/1 | 22,593 | -2.6% |
| 2016/1 | 23,196 | +4.6% |
| 2015/1 | 22,171 | +1.4% |
| 2014/1 | 21,858 | +2.7% |
| 2013/1 | 21,273 | 0.0% |
| 2012/1 | 21,263 | - |