| （単位：百万円） | 2011/5 | 2012/5 | 2013/5 | 2014/5 | 2015/5 | 2016/5 | 2017/5 | 2018/5 | 2019/5 | 2020/5 | 2021/5 | 2022/5 | 2023/5 | 2024/5 | 2025/5 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 21,776 | 22,581 | 22,273 | 23,043 | 24,362 | 24,903 | 24,054 | 25,507 | 26,459 | 25,313 | 23,915 | 26,615 | 29,284 | 31,253 | 32,994 |
| 売上原価 | - | - | - | - | - | - | - | - | - | - | - | - | 25,211 | 26,900 | 28,239 |
| 売上総利益 | - | - | - | 2,847 | 2,969 | 3,012 | 2,954 | 3,077 | 3,260 | 3,135 | 3,000 | 3,632 | 4,079 | 4,353 | 4,754 |
| 売上総利益率（％） | - | - | - | ||||||||||||
| 営業費用 | - | - | - | 2,403 | 2,445 | 2,521 | 2,551 | 2,660 | 2,778 | 2,911 | 2,858 | 3,032 | 3,195 | 3,436 | 3,777 |
| 営業利益 | - | - | - | 444 | 523 | 491 | 402 | 416 | 481 | 223 | 141 | 600 | 884 | 916 | 977 |
| 経常（税引前）利益 | 480 | 522 | 506 | 532 | 627 | 590 | 502 | 538 | 610 | 344 | 276 | 786 | 1,105 | 1,117 | 1,212 |
| 法人税等合計 | - | - | - | 218 | 260 | 216 | 169 | 176 | 189 | 293 | 221 | 256 | 306 | 321 | 384 |
| 純利益 | 220 | 297 | 314 | 311 | 366 | 374 | 314 | 361 | 420 | 610 | 517 | 530 | 822 | 774 | 855 |
| 一株あたり利益 | 53.17 | 71.73 | 75.92 | 75.76 | 91.11 | 92.94 | 78.18 | 89.83 | 104.44 | 153.4 | 130.45 | 133.63 | 205.86 | 193.53 | 216.41 |
| 一株あたり配当金 | 23 | 25 | 23 | 23 | 25 | 23 | 25 | 23 | 23 | 23 | 23 | 27 | 33 | 35 | 37 |