| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2025/6 | 14,936 | -11.4% |
| 2024/6 | 16,864 | -5.0% |
| 2023/6 | 17,742 | +4.5% |
| 2022/6 | 16,983 | -5.0% |
| 2021/6 | 17,882 | -3.2% |
| 2020/6 | 18,467 | -4.6% |
| 2019/6 | 19,360 | +11.5% |
| 2018/6 | 17,359 | +1.6% |
| 2017/6 | 17,089 | +2.9% |
| 2016/6 | 16,602 | -2.4% |
| 2015/6 | 17,006 | -3.7% |
| 2014/6 | 17,662 | +0.4% |
| 2013/6 | 17,589 | -4.2% |
| 2012/6 | 18,355 | +8.6% |
| 2011/6 | 16,897 | - |