| （単位：百万円） | 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 | 9,336 | 9,807 | 16,790 | 19,299 | 19,984 | 19,409 | 19,493 | 19,672 | 24,078 | 36,710 | 40,456 | 43,304 | 55,910 |
| 売上原価 | - | - | - | 6,443 | 7,003 | 7,240 | 7,735 | 8,721 | 11,309 | 19,812 | 23,136 | 25,225 | 33,625 |
| 売上総利益 | - | - | - | 12,856 | 12,981 | 12,169 | 11,757 | 10,951 | 12,769 | 16,898 | 17,320 | 18,079 | 22,285 |
| 売上総利益率（％） | - | - | - | ||||||||||
| 営業費用 | - | - | - | 8,655 | 8,940 | 8,924 | 8,538 | 8,426 | 9,063 | 11,051 | 10,718 | 11,416 | 15,280 |
| 営業利益 | - | - | - | 4,201 | 4,041 | 3,245 | 3,219 | 2,525 | 3,706 | 5,846 | 6,601 | 6,663 | 7,005 |
| 経常（税引前）利益 | 922 | 1,202 | 3,250 | 4,264 | 4,116 | 3,322 | 3,309 | 2,631 | 3,643 | 6,113 | 6,700 | 6,756 | 7,208 |
| 法人税等合計 | - | - | - | 1,993 | 1,900 | 1,532 | 1,390 | 1,089 | 1,507 | 2,306 | 2,123 | 2,433 | 2,374 |
| 純利益 | -93 | 285 | 1,425 | 1,878 | 2,204 | 1,806 | 1,743 | 1,440 | 1,937 | 3,688 | 4,414 | 4,462 | 4,603 |
| 一株あたり利益 | -901.06 | 2787.71 | 60.22 | 90.58 | 90.77 | 66.97 | 62.19 | 50.94 | 68.56 | 130.56 | 159.48 | 175.79 | 188.44 |
| 希薄化後一株あたり利益 | - | - | - | - | - | 65.64 | 61.41 | 50.47 | 68.01 | 129.58 | 158.47 | 175.01 | 187.91 |
| 配当性向（%） | - | - | - | - | - | - | - | ||||||
| 一株あたり配当金 | - | - | - | - | - | 26 | 26 | 26 | 21 | 40 | 48 | 53 | 76 |