| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2025/8 | 18,928 | +4.5% |
| 2024/8 | 18,110 | +2.8% |
| 2023/8 | 17,612 | +2.4% |
| 2022/8 | 17,199 | -0.5% |
| 2021/8 | 17,286 | +3.8% |
| 2020/8 | 16,658 | -0.2% |
| 2019/8 | 16,699 | -1.7% |
| 2018/8 | 16,989 | +0.8% |
| 2017/8 | 16,861 | -1.9% |
| 2016/8 | 17,186 | -1.9% |
| 2015/8 | 17,521 | -3.2% |
| 2014/8 | 18,106 | +44.9% |
| 2013/8 | 12,492 | +20.3% |
| 2012/8 | 10,388 | +19.5% |
| 2011/5 | 8,693 | - |