| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2025/5 | 11,581 | +3.3% |
| 2024/5 | 11,213 | -1.4% |
| 2023/5 | 11,368 | +9.8% |
| 2022/5 | 10,354 | +18.1% |
| 2021/5 | 8,766 | +3.2% |
| 2020/5 | 8,493 | -6.1% |
| 2019/5 | 9,047 | +1.0% |
| 2018/5 | 8,956 | +14.1% |
| 2017/5 | 7,847 | +5.1% |
| 2016/5 | 7,467 | +11.8% |
| 2015/5 | 6,676 | -0.7% |
| 2014/5 | 6,725 | +8.6% |
| 2013/5 | 6,192 | -10.9% |
| 2012/5 | 6,952 | -1.0% |
| 2011/5 | 7,024 | - |