| （単位：百万円） | 2012/3 | 2013/3 | 2014/3 | 2015/3 | 2016/3 | 2017/3 | 2018/3 | 2019/3 | 2020/3 | 2021/3 | 2022/3 | 2023/3 | 2024/3 | 2025/3 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 5,315 | 5,545 | 5,878 | 6,186 | 6,528 | 6,552 | 6,732 | 6,992 | 7,461 | 7,764 | 8,691 | 8,805 | 9,137 | 9,377 |
| 売上原価 | - | - | - | 1,752 | 1,856 | 1,764 | 1,796 | 1,806 | 1,851 | 1,891 | 2,484 | 2,525 | 2,761 | 2,855 |
| 売上総利益 | - | - | - | 4,433 | 4,671 | 4,788 | 4,936 | 5,186 | 5,609 | 5,873 | 6,207 | 6,280 | 6,376 | 6,522 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 3,451 | 3,542 | 3,559 | 3,621 | 3,788 | 4,139 | 4,252 | 4,056 | 4,259 | 4,454 | 4,690 |
| 営業利益 | - | - | - | 982 | 1,129 | 1,229 | 1,315 | 1,397 | 1,469 | 1,620 | 2,151 | 2,020 | 1,921 | 1,831 |
| 経常（税引前）利益 | 994 | 881 | 894 | 960 | 1,130 | 1,233 | 1,338 | 1,400 | 1,491 | 1,657 | 2,178 | 2,115 | 1,953 | 1,834 |
| 法人税等合計 | - | - | - | 334 | 363 | 364 | 367 | 434 | 456 | 488 | 626 | 587 | 603 | 529 |
| 純利益 | 548 | 629 | 534 | 626 | 766 | 868 | 971 | 965 | 1,035 | 1,169 | 1,393 | 1,560 | 1,349 | 1,304 |
| 一株あたり利益 | 35.74 | 40.98 | 34.78 | 41.39 | 53.13 | 54.74 | 57.5 | 53.43 | 52.57 | 53.98 | 59.62 | 60.14 | 47.78 | 46.81 |
| 希薄化後一株あたり利益 | - | - | - | - | - | - | - | - | - | 53.74 | 59.5 | - | - | - |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | - | - | - | ||
| 一株あたり配当金 | 18 | 18 | 20 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 20 | 20 | 20 | 20 |