| （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 | 38,835 | 41,354 | 42,999 | 45,986 | 49,885 | 53,824 | 56,300 | 60,564 | 62,912 | 60,660 | 54,133 | 55,693 | 64,826 | 70,506 | 74,881 |
| 売上原価 | - | - | - | 37,294 | 40,502 | 43,751 | 45,767 | 49,283 | 51,193 | 48,975 | 43,178 | 44,807 | 52,435 | 56,963 | 60,503 |
| 売上総利益 | - | - | - | 8,693 | 9,383 | 10,073 | 10,532 | 11,281 | 11,719 | 11,685 | 10,955 | 10,885 | 12,391 | 13,542 | 14,378 |
| 売上総利益率（％） | - | - | - | ||||||||||||
| 営業費用 | - | - | - | 8,520 | 8,817 | 9,257 | 9,740 | 10,374 | 11,069 | 11,284 | 10,716 | 10,748 | 11,629 | 12,458 | 13,567 |
| 営業利益 | - | - | - | 172 | 565 | 816 | 792 | 906 | 649 | 400 | 239 | 137 | 762 | 1,084 | 811 |
| 経常（税引前）利益 | 320 | 490 | 255 | 170 | 556 | 831 | 816 | 934 | 704 | 473 | 395 | 232 | 820 | 1,145 | 845 |
| 法人税等合計 | - | - | - | 105 | 207 | 281 | 254 | 274 | 203 | 182 | 229 | 73 | 242 | 136 | 180 |
| 純利益 | 87 | 225 | 86 | -145 | 213 | 387 | 412 | 579 | 415 | 218 | -442 | 17 | 424 | 760 | 523 |
| 一株あたり利益 | 14.94 | 38.68 | 14.72 | -24.45 | 36.14 | 65.44 | 34.84 | 47.51 | 31.38 | 16.51 | -33.33 | 1.3 | 31.33 | 51.79 | 35.63 |
| 希薄化後一株あたり利益 | 14.82 | 38.32 | 14.64 | - | - | - | - | - | - | - | - | - | - | - | - |
| 一株あたり配当金 | 10 | 10 | 10 | 10 | 10 | 11 | 12 | 7 | 8 | 9 | 9 | 9 | 10 | 12 | 14 |