| （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 | 7,430 | 8,107 | 8,321 | 8,027 | 8,533 | 8,328 | 8,503 | 9,155 | 10,665 | 7,900 | 8,371 | 9,658 | 9,722 | 10,492 |
| 売上原価 | - | - | - | 5,373 | 5,902 | 5,620 | 5,814 | 6,187 | 7,383 | 5,498 | 5,740 | 6,459 | 6,522 | 7,171 |
| 売上総利益 | - | - | - | 2,653 | 2,630 | 2,708 | 2,689 | 2,968 | 3,283 | 2,402 | 2,632 | 3,200 | 3,200 | 3,322 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 1,768 | 1,722 | 1,679 | 1,636 | 1,669 | 1,722 | 1,649 | 1,585 | 1,649 | 1,734 | 1,815 |
| 営業利益 | - | - | - | 884 | 907 | 1,028 | 1,052 | 1,297 | 1,559 | 752 | 1,045 | 1,550 | 1,465 | 1,506 |
| 経常（税引前）利益 | 993 | 1,101 | 1,042 | 889 | 898 | 1,030 | 1,059 | 1,288 | 1,554 | 968 | 1,264 | 1,568 | 1,467 | 1,505 |
| 法人税等合計 | - | - | - | 378 | 371 | 409 | 371 | 435 | 558 | 356 | 440 | 518 | 468 | 436 |
| 純利益 | 560 | 646 | 443 | 488 | 531 | 581 | 670 | 853 | 993 | 693 | 828 | 1,006 | 998 | 1,056 |
| 一株あたり利益 | 88.78 | 101.26 | 65.91 | 71.58 | 77.87 | 85.3 | 98.29 | 125.18 | 145.66 | 101.62 | 121.53 | 147.51 | 146.44 | 154.93 |
| 一株あたり配当金 | 4500 | 5900 | 36 | 36 | 36 | 40 | 40 | 44 | 50 | 55 | 56 | 60 | 66 | 78 |