| （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 | 4,329 | 4,257 | 4,019 | 4,063 | 3,705 | 4,100 | 4,379 | 5,318 | 5,758 | 4,990 | 5,610 | 5,265 | 6,896 | 7,324 |
| 売上原価 | - | - | - | 2,223 | 1,385 | 1,703 | 1,821 | 2,546 | 2,879 | 2,367 | 2,614 | 2,843 | 3,894 | 4,010 |
| 売上総利益 | - | - | - | 1,840 | 2,320 | 2,396 | 2,558 | 2,772 | 2,879 | 2,623 | 2,996 | 2,422 | 3,002 | 3,314 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 2,227 | 2,189 | 2,216 | 2,293 | 2,327 | 2,378 | 2,467 | 2,614 | 1,701 | 2,161 | 2,239 |
| 営業利益 | - | - | - | -387 | 131 | 180 | 264 | 444 | 501 | 156 | 381 | 720 | 840 | 1,074 |
| 経常（税引前）利益 | 171 | 114 | -100 | -385 | 126 | 180 | 258 | 444 | 501 | 151 | 392 | 736 | 862 | 1,082 |
| 法人税等合計 | - | - | - | 129 | 23 | 17 | 35 | 65 | 129 | 57 | 155 | 229 | 315 | 412 |
| 純利益 | 57 | 18 | -58 | -516 | 108 | 163 | 221 | 366 | 371 | 12 | 131 | 538 | 545 | 621 |
| 一株あたり利益 | 46.26 | 15.27 | -46.4 | -419.06 | 87.87 | 132.87 | 179.73 | 93.21 | 93.2 | 3.19 | 32.53 | 61.15 | 56.56 | 60.6 |
| 希薄化後一株あたり利益 | - | - | - | - | - | 132.87 | 175.65 | 87.63 | 87.4 | 3.01 | 30.77 | 60.51 | 55.99 | 59.95 |
| 配当性向（%） | - | - | - | - | - | - | - | - | ||||||
| 一株あたり配当金 | 30 | 30 | - | - | - | - | - | 5 | 10 | 12 | 14 | 8 | 10 | 12 |