| （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 | 33,463 | 37,653 | 44,523 | 47,619 | 50,852 | 50,992 | 59,375 | 62,413 | 61,073 | 51,505 | 58,260 | 64,172 | 70,631 | 71,356 |
| 売上原価 | - | - | - | 37,473 | 39,259 | 38,702 | 44,430 | 47,261 | 47,425 | 40,837 | 44,847 | 49,149 | 53,476 | 53,695 |
| 売上総利益 | - | - | - | 10,146 | 11,593 | 12,290 | 14,944 | 15,152 | 13,648 | 10,667 | 13,413 | 15,023 | 17,154 | 17,661 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 5,641 | 5,829 | 5,672 | 6,428 | 6,703 | 7,428 | 6,356 | 6,571 | 7,344 | 7,534 | 8,477 |
| 営業利益 | - | - | - | 4,505 | 5,764 | 6,618 | 8,516 | 8,449 | 6,219 | 4,311 | 6,841 | 7,678 | 9,620 | 9,184 |
| 経常（税引前）利益 | 577 | 1,536 | 3,997 | 5,015 | 5,850 | 6,343 | 8,629 | 8,512 | 6,243 | 4,453 | 7,531 | 8,452 | 10,548 | 10,382 |
| 法人税等合計 | - | - | - | 1,142 | 1,868 | 1,750 | 2,207 | 2,164 | 1,437 | 1,122 | 2,571 | 2,671 | 3,386 | 3,243 |
| 純利益 | -11 | 729 | 2,130 | 2,609 | 3,323 | 4,603 | 6,292 | 6,060 | 3,926 | 3,249 | 6,296 | 5,750 | 7,357 | 7,499 |
| 一株あたり利益 | -1.13 | 81.17 | 210.81 | 236.31 | 301 | 330.1 | 340.28 | 323.72 | 191.73 | 167.23 | 336.04 | 324.48 | 433.84 | 461.82 |
| 一株あたり配当金 | 12 | 12 | 16 | 22 | 28 | 34 | 48 | 50 | 60 | 45 | 83 | 90 | 150 | 176 |