| （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 | 2,446 | 3,160 | 3,454 | 3,708 | 4,242 | 4,596 | 4,916 | 5,450 | 5,564 | 5,356 | 5,280 | 5,381 | 5,554 | 5,859 |
| 売上原価 | - | - | - | 2,402 | 2,662 | 2,810 | 2,898 | 3,267 | 3,323 | 3,237 | 3,122 | 3,069 | 3,202 | 3,415 |
| 売上総利益 | - | - | - | 1,306 | 1,580 | 1,785 | 2,018 | 2,183 | 2,241 | 2,118 | 2,158 | 2,312 | 2,352 | 2,444 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 926 | 997 | 1,197 | 1,334 | 1,350 | 1,382 | 1,425 | 1,419 | 1,485 | 1,653 | 1,765 |
| 営業利益 | - | - | - | 380 | 582 | 588 | 683 | 833 | 859 | 693 | 738 | 826 | 698 | 677 |
| 経常（税引前）利益 | 181 | 217 | 337 | 392 | 594 | 592 | 684 | 838 | 864 | 700 | 749 | 834 | 703 | 678 |
| 法人税等合計 | - | - | - | 127 | 212 | 216 | 241 | 289 | 294 | 251 | 243 | 247 | 232 | 257 |
| 純利益 | 124 | 155 | 220 | 265 | 381 | 373 | 433 | 549 | 570 | 448 | 484 | 587 | 448 | 422 |
| 一株あたり利益 | 2545.71 | 16.1 | 22.84 | 27.53 | 39.47 | 38.66 | 44.92 | 56.88 | 59.02 | 46.48 | 50.2 | 60.8 | 46.49 | 43.8 |
| 希薄化後一株あたり利益 | 2542.47 | 16.08 | 22.81 | 27.51 | 39.46 | - | - | - | - | - | - | - | - | - |
| 一株あたり配当金 | 600 | 700 | 4.5 | 5 | 7.5 | 6.5 | 7 | 8 | 18 | 13.5 | 15 | 18.5 | 18.5 | 19.5 |