| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 12.13 | +4.4% |
| 2023/12 | 12.81 | +1.0% |
| 2023/1 | 11.62 | -8.4% |
| 2022/1 | 12.68 | +43.9% |
| 2021/1 | 8.81 | - |
| 2019/12 | 10.03 | -72.3% |
| 2018/12 | 36.16 | +157.3% |
| 2017/12 | 8.26 | -34.0% |
| 2017/1 | 14.05 | +12.2% |
| 2016/1 | 12.52 | - |
| 2014/12 | 9.77 | +311.3% |
| 2013/12 | 2.37 | +136.2% |
| 2012/12 | -0.52 | -18.6% |
| 2012/1 | 1.01 | -256.1% |
| 2011/1 | -0.64 | - |