| （単位：百万円） | 2011/12 | 2012/12 | 2013/12 | 2014/12 | 2015/12 | 2016/12 | 2017/12 | 2018/12 | 2019/12 | 2020/12 | 2021/12 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 42,020 | 40,735 | 44,887 | 51,642 | 49,035 | 41,786 | 45,404 | 52,179 | 52,910 | 42,005 | 45,395 | 57,550 | 62,577 | 51,472 |
| 売上原価 | - | - | - | 47,224 | 44,654 | 37,289 | 40,236 | 46,889 | 48,171 | 38,048 | 39,696 | 52,153 | 57,730 | 46,946 |
| 売上総利益 | - | - | - | 4,418 | 4,381 | 4,497 | 5,168 | 5,290 | 4,739 | 3,957 | 5,700 | 5,398 | 4,847 | 4,526 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 3,597 | 3,556 | 3,565 | 3,805 | 4,069 | 3,934 | 3,794 | 4,245 | 4,591 | 4,682 | 4,625 |
| 営業利益 | - | - | - | 821 | 825 | 931 | 1,363 | 1,221 | 805 | 163 | 1,455 | 806 | 165 | -100 |
| 経常（税引前）利益 | 662 | 308 | 950 | 879 | 899 | 1,015 | 1,431 | 1,336 | 899 | 282 | 1,575 | 927 | 300 | 18 |
| 法人税等合計 | - | - | - | 290 | 293 | 325 | 485 | 487 | 288 | 106 | 485 | 310 | 260 | 130 |
| 純利益 | 159 | 191 | 882 | 578 | 596 | 690 | 946 | 848 | 610 | 145 | 1,078 | 613 | 103 | -102 |
| 一株あたり利益 | 40.63 | 48.81 | 225.48 | 147.74 | 152.37 | 173.79 | 237.09 | 212.52 | 152.94 | 37.07 | 270.03 | 154.99 | 26.24 | -25.72 |
| 一株あたり配当金 | 12 | 10 | 20 | 20 | 20 | 24 | 50 | 50 | 35 | 15 | 42 | 30 | 15 | 10 |