| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2025/5 | 263,510 | +7.8% |
| 2024/5 | 244,542 | +7.8% |
| 2023/5 | 226,914 | +5.7% |
| 2022/5 | 214,691 | +3.0% |
| 2021/5 | 208,523 | -1.3% |
| 2020/5 | 211,357 | +4.4% |
| 2019/5 | 202,389 | +9.1% |
| 2018/5 | 185,481 | +7.1% |
| 2017/5 | 173,190 | +1.8% |
| 2016/5 | 170,203 | +5.7% |
| 2015/5 | 161,051 | +3.9% |
| 2014/5 | 154,972 | +1.2% |
| 2013/5 | 153,148 | +7.2% |
| 2012/5 | 142,919 | - |