| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2026/2 | 29,179 | -0.9% |
| 2025/2 | 29,449 | -0.5% |
| 2024/2 | 29,607 | -7.9% |
| 2023/2 | 32,160 | -4.7% |
| 2022/2 | 33,729 | +1.4% |
| 2021/2 | 33,260 | +16.3% |
| 2020/2 | 28,607 | -1.0% |
| 2019/2 | 28,882 | -1.4% |
| 2018/2 | 29,285 | -5.2% |
| 2017/2 | 30,906 | -10.7% |
| 2016/2 | 34,609 | -8.2% |
| 2015/2 | 37,703 | -7.4% |
| 2014/2 | 40,726 | -5.8% |
| 2013/2 | 43,251 | -6.7% |
| 2012/2 | 46,358 | - |