| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2025/5 | 359,424 | +1.8% |
| 2024/5 | 353,027 | -4.7% |
| 2023/5 | 370,385 | +8.8% |
| 2022/5 | 340,553 | +13.1% |
| 2021/5 | 301,184 | -4.0% |
| 2020/5 | 313,691 | -7.1% |
| 2019/5 | 337,789 | +2.9% |
| 2018/5 | 328,409 | +2.4% |
| 2017/5 | 320,817 | -3.4% |
| 2016/5 | 332,168 | +13.6% |
| 2015/5 | 292,391 | -1.0% |
| 2014/5 | 295,236 | +8.6% |
| 2013/5 | 271,757 | +27.3% |
| 2012/5 | 213,510 | +3.2% |
| 2011/5 | 206,885 | - |