| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2026/1 | 29,611 | -2.2% |
| 2025/1 | 30,274 | +3.5% |
| 2024/1 | 29,246 | +1.2% |
| 2023/1 | 28,908 | -0.2% |
| 2022/1 | 28,977 | +5.5% |
| 2021/1 | 27,460 | +0.9% |
| 2020/1 | 27,212 | +8.1% |
| 2019/1 | 25,164 | +7.8% |
| 2018/1 | 23,339 | +15.2% |
| 2017/1 | 20,256 | -0.1% |
| 2016/1 | 20,279 | +1.0% |
| 2015/1 | 20,073 | +13.4% |
| 2014/1 | 17,703 | +0.1% |
| 2013/1 | 17,683 | +2.8% |
| 2012/1 | 17,202 | - |