| （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 | 20,527 | 21,887 | 23,830 | 25,227 | 27,377 | 29,135 | 33,456 | 35,185 | 36,266 | 35,725 | 41,582 | 45,238 | 47,762 | 51,316 |
| 売上原価 | - | - | - | 7,945 | 8,695 | 9,034 | 10,659 | 10,824 | 12,555 | 12,340 | 14,083 | 15,729 | 18,237 | 18,719 |
| 売上総利益 | - | - | - | 17,281 | 18,682 | 20,100 | 22,797 | 24,361 | 23,712 | 23,385 | 27,499 | 29,509 | 29,525 | 32,598 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 12,830 | 13,954 | 14,987 | 17,452 | 18,101 | 16,960 | 16,991 | 19,681 | 21,958 | 24,000 | 25,758 |
| 営業利益 | - | - | - | 4,451 | 4,728 | 5,113 | 5,345 | 6,261 | 6,752 | 6,395 | 7,818 | 7,552 | 5,525 | 6,840 |
| 経常（税引前）利益 | 3,546 | 3,735 | 4,060 | 4,219 | 4,428 | 4,734 | 4,998 | 5,811 | 6,232 | 5,791 | 7,158 | 7,829 | 5,587 | 6,968 |
| 法人税等合計 | - | - | - | 1,572 | 1,465 | 1,356 | 1,400 | 1,618 | 1,699 | 1,685 | 2,024 | 2,246 | 1,430 | 1,950 |
| 純利益 | 2,305 | 2,128 | 2,516 | 2,621 | 2,950 | 3,069 | 3,817 | 4,495 | 4,518 | 4,204 | 5,109 | 5,577 | 4,002 | 5,018 |
| 一株あたり利益 | 167.24 | 128.7 | 152.85 | 160.07 | 180.2 | 187.47 | 116.58 | 137.31 | 137.99 | 129.24 | 157.17 | 171.49 | 122.99 | 154.12 |
| 一株あたり配当金 | 64 | 66 | 68 | 68 | 74 | 78 | 92 | 54 | 56 | 56 | 68 | 86 | 88 | 88 |