| （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 | 24,929 | 27,202 | 30,754 | 31,507 | 32,362 | 32,811 | 33,561 | 36,224 | 35,749 | 34,648 | 37,824 | 39,478 | 42,681 | 46,818 |
| 売上原価 | - | - | - | 25,634 | 26,333 | 26,596 | 27,003 | 29,337 | 28,780 | 27,312 | 29,964 | 31,304 | 33,815 | 36,601 |
| 売上総利益 | - | - | - | 5,872 | 6,029 | 6,215 | 6,558 | 6,887 | 6,969 | 7,336 | 7,861 | 8,174 | 8,866 | 10,217 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 5,062 | 5,083 | 5,284 | 5,415 | 5,964 | 5,968 | 6,291 | 6,741 | 7,347 | 8,206 | 9,168 |
| 営業利益 | - | - | - | 810 | 946 | 931 | 1,143 | 923 | 1,000 | 1,045 | 1,119 | 826 | 660 | 1,048 |
| 経常（税引前）利益 | 484 | 564 | 688 | 940 | 1,082 | 1,136 | 1,342 | 1,100 | 1,155 | 1,211 | 1,300 | 1,172 | 837 | 1,141 |
| 法人税等合計 | - | - | - | 319 | 515 | 502 | 508 | 643 | 232 | 530 | 624 | 433 | 447 | 739 |
| 純利益 | 248 | 216 | 403 | 736 | 332 | 648 | 744 | 861 | 830 | 572 | 610 | 574 | 205 | 352 |
| 一株あたり利益 | 99.43 | 86.82 | 80.1 | 119.62 | 55.09 | 107.23 | 61.66 | 71.84 | 65.2 | 39.59 | 47.06 | 43.25 | 15.43 | 26.48 |
| 希薄化後一株あたり利益 | - | - | - | - | - | - | - | - | - | 39.41 | 46.56 | - | - | - |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | - | - | - | ||
| 一株あたり配当金 | - | 1500 | 33 | 30 | 30 | 30 | 30 | 24 | 24 | 24 | 24 | 24 | 30 | 24 |