| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2026/1 | 36,273 | +0.7% |
| 2025/1 | 36,018 | +3.1% |
| 2024/1 | 34,934 | +7.5% |
| 2023/1 | 32,506 | +19.5% |
| 2022/1 | 27,207 | +6.0% |
| 2021/1 | 25,673 | -13.0% |
| 2020/1 | 29,523 | -0.1% |
| 2019/1 | 29,547 | -0.2% |
| 2018/1 | 29,600 | +1.5% |
| 2017/1 | 29,167 | +1.7% |
| 2016/1 | 28,667 | +3.4% |
| 2015/1 | 27,734 | -0.7% |
| 2014/1 | 27,925 | +2.2% |
| 2013/1 | 27,334 | +3.8% |
| 2012/1 | 26,343 | - |