| （単位：百万円） | 2012/1 | 2013/1 | 2014/1 | 2015/1 | 2016/1 | 2017/1 | 2018/1 | 2019/1 | 2020/1 | 2021/1 | 2022/1 | 2023/1 | 2024/1 | 2025/1 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 17,202 | 17,683 | 17,703 | 20,073 | 20,279 | 20,256 | 23,339 | 25,164 | 27,212 | 27,460 | 28,977 | 28,908 | 29,246 | 30,274 |
| 売上原価 | - | - | - | - | - | - | - | - | - | - | 22,939 | 21,865 | 22,214 | 23,299 |
| 売上総利益 | - | - | - | 2,986 | 3,131 | 3,458 | 4,699 | 4,872 | 6,091 | 5,840 | 6,038 | 7,042 | 7,031 | 6,975 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | - | - | - | - | - | - | - | 1,830 | 1,950 | 2,131 | 2,166 |
| 営業利益 | - | - | - | 1,776 | 1,858 | 2,170 | 3,152 | 3,063 | 4,091 | 4,048 | 4,207 | 5,092 | 4,900 | 4,809 |
| 経常（税引前）利益 | 909 | 998 | 1,069 | 1,813 | 1,892 | 2,201 | 3,187 | 2,883 | 4,130 | 4,122 | 4,452 | 5,207 | 4,948 | 4,872 |
| 法人税等合計 | - | - | - | 757 | 740 | 709 | 1,064 | 1,073 | 1,530 | 1,251 | 1,405 | 1,687 | 1,662 | 1,675 |
| 純利益 | 259 | 366 | 639 | 1,056 | 1,229 | 1,483 | 2,127 | 1,850 | 3,178 | 2,636 | 3,003 | 3,525 | 3,287 | 3,242 |
| 一株あたり利益 | 9.93 | 13.99 | 24.44 | 40.4 | 47.13 | 56.41 | 814.18 | 707.92 | 1236.2 | 1025.55 | 1166.64 | 1366.69 | 254.95 | 251.23 |
| 一株あたり配当金 | 7.5 | 7.5 | 7.5 | 10 | 11 | 13 | 146.25 | 190 | 340 | 340 | 360 | 380 | 400 | 80 |