| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2026/1 | 8,185 | +3.2% |
| 2025/1 | 7,930 | +0.4% |
| 2024/1 | 7,896 | -2.8% |
| 2023/1 | 8,127 | -17.6% |
| 2022/1 | 9,868 | -3.6% |
| 2021/1 | 10,235 | +22.4% |
| 2020/1 | 8,360 | +29.3% |
| 2019/1 | 6,466 | +15.2% |
| 2018/1 | 5,612 | -13.8% |
| 2017/1 | 6,507 | +6.1% |
| 2016/1 | 6,133 | +10.7% |
| 2015/1 | 5,541 | +3.7% |
| 2014/1 | 5,343 | +0.2% |
| 2013/1 | 5,334 | +0.3% |
| 2012/1 | 5,316 | - |