| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2025/8 | 8,841 | -18.0% |
| 2024/8 | 10,781 | -15.4% |
| 2023/8 | 12,743 | -6.4% |
| 2022/8 | 13,609 | -25.7% |
| 2021/8 | 18,312 | +4.2% |
| 2020/8 | 17,569 | -15.4% |
| 2019/8 | 20,760 | +2.1% |
| 2018/8 | 20,331 | +6.2% |
| 2017/8 | 19,145 | +12.4% |
| 2016/8 | 17,028 | +0.3% |
| 2015/8 | 16,974 | -1.3% |
| 2014/8 | 17,202 | +4.0% |
| 2013/8 | 16,536 | +5.8% |
| 2012/8 | 15,630 | +13.0% |
| 2011/8 | 13,834 | - |