| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2025/5 | 8,100 | +17.0% |
| 2024/5 | 6,921 | +8.1% |
| 2023/5 | 6,404 | +16.3% |
| 2022/5 | 5,507 | +5.4% |
| 2021/5 | 5,224 | +14.4% |
| 2020/5 | 4,567 | +9.3% |
| 2019/5 | 4,177 | -5.7% |
| 2018/5 | 4,432 | -4.6% |
| 2017/5 | 4,643 | +1.8% |
| 2016/5 | 4,563 | +1.6% |
| 2015/5 | 4,492 | +10.7% |
| 2014/5 | 4,057 | +17.3% |
| 2013/5 | 3,458 | +2.6% |
| 2012/5 | 3,372 | -2.3% |
| 2011/5 | 3,450 | - |