| （単位：百万円） | 2011/9 | 2012/9 | 2013/9 | 2014/9 | 2015/9 | 2016/9 | 2017/9 | 2018/9 | 2019/9 | 2020/9 | 2021/9 | 2022/9 | 2023/9 | 2024/9 | 2025/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 18,037 | 21,564 | 20,593 | 22,677 | 23,337 | 23,582 | 23,956 | 24,594 | 28,481 | 30,120 | 32,507 | 33,674 | 37,304 | 40,271 | 41,591 |
| 売上原価 | - | - | - | 16,824 | 17,415 | 17,702 | 17,895 | 18,666 | 21,838 | 22,361 | 23,879 | 24,397 | 27,339 | 29,290 | 27,175 |
| 売上総利益 | - | - | - | 5,853 | 5,922 | 5,880 | 6,060 | 5,928 | 6,643 | 7,759 | 8,627 | 9,277 | 9,966 | 10,980 | 9,426 |
| 売上総利益率（％） | - | - | - | ||||||||||||
| 営業費用 | - | - | - | 4,560 | 4,552 | 4,671 | 4,715 | 4,980 | 5,297 | 5,685 | 6,289 | 6,811 | 7,219 | 8,130 | 7,000 |
| 営業利益 | - | - | - | 1,293 | 1,369 | 1,208 | 1,345 | 947 | 1,346 | 2,073 | 2,339 | 2,466 | 2,746 | 2,850 | 2,856 |
| 経常（税引前）利益 | 157 | 877 | 514 | 1,328 | 1,389 | 1,255 | 1,741 | 1,080 | 1,581 | 2,285 | 2,563 | 2,744 | 2,970 | 3,040 | 3,023 |
| 法人税等合計 | - | - | - | 601 | 593 | 570 | 531 | 443 | 566 | 744 | 804 | 902 | 909 | 1,070 | 843 |
| 純利益 | 25 | 955 | 1,415 | 846 | 826 | 683 | 1,174 | 674 | 1,093 | 1,772 | 1,746 | 1,747 | 1,866 | 1,921 | 1,513 |
| 一株あたり利益 | 1.63 | 53.57 | 79.36 | 47.48 | 46.31 | 37.55 | 64.91 | 36.65 | 60.08 | 97.58 | 95.82 | 95.52 | 102.18 | 104.73 | 99.09 |
| 一株あたり配当金 | 3 | 5 | 5 | 7 | 7 | 7 | 10 | 10 | 12 | 24 | 25 | 28 | 31 | 44 | 44 |