| （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 | 14,110 | 16,584 | 20,563 | 21,518 | 18,716 | 19,250 | 22,268 | 22,147 | 25,139 | 21,352 | 20,537 | 10,599 | 11,397 | 12,410 |
| 売上原価 | - | - | - | 18,704 | 16,071 | 16,672 | 19,267 | 19,046 | 21,843 | 18,350 | 17,684 | 7,690 | 8,150 | 9,031 |
| 売上総利益 | - | - | - | 2,815 | 2,645 | 2,577 | 3,001 | 3,101 | 3,296 | 3,002 | 2,852 | 2,909 | 3,247 | 3,379 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 2,211 | 2,278 | 2,384 | 2,662 | 2,756 | 2,751 | 2,671 | 2,804 | 2,954 | 3,126 | 3,117 |
| 営業利益 | - | - | - | 603 | 367 | 192 | 338 | 344 | 544 | 330 | 48 | -46 | 121 | 262 |
| 経常（税引前）利益 | 168 | 168 | 327 | 594 | 361 | 190 | 341 | 348 | 543 | 331 | 36 | -42 | 126 | 239 |
| 法人税等合計 | - | - | - | 233 | 134 | 86 | 138 | 159 | 211 | 108 | 91 | 61 | 61 | 21 |
| 純利益 | 110 | 107 | 182 | 361 | 226 | 104 | 203 | 183 | 334 | 222 | -54 | -500 | 78 | 218 |
| 一株あたり利益 | 56.29 | 54.55 | 92.96 | 87.32 | 54.17 | 24.76 | 48.13 | 21.62 | 38.72 | 25.03 | -5.72 | -51.5 | 8.13 | 22.66 |
| 希薄化後一株あたり利益 | - | - | 91.47 | 84.73 | 52.43 | 23.97 | 46.23 | 20.38 | 37.4 | 24.29 | - | - | 8.03 | 22.52 |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | - | ||||
| 一株あたり配当金 | 23 | 23 | 23 | 32 | 34 | 18 | 18 | 13.5 | 9 | 9 | 9 | 7 | 7 | 7 |