| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2026/4 | 8,289 | +3.3% |
| 2025/4 | 8,028 | -2.6% |
| 2024/4 | 8,242 | -9.2% |
| 2023/4 | 9,081 | -4.9% |
| 2022/4 | 9,545 | -6.5% |
| 2021/4 | 10,206 | +2.7% |
| 2020/4 | 9,942 | +4.4% |
| 2019/4 | 9,520 | +3.2% |
| 2018/4 | 9,223 | +0.5% |
| 2017/4 | 9,174 | -9.5% |
| 2016/4 | 10,134 | -1.9% |
| 2015/4 | 10,329 | +15.0% |
| 2014/4 | 8,982 | +4.0% |
| 2013/4 | 8,637 | -20.6% |
| 2012/4 | 10,874 | - |