| （単位：百万円） | 2011/1 | 2012/1 | 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 | 2,589 | 2,799 | 2,708 | 3,300 | 3,051 | 3,132 | 3,270 | 3,438 | 3,899 | 4,151 | 4,381 | 4,696 | 4,818 | 5,060 | 5,607 |
| 売上原価 | - | - | - | - | 1,647 | 1,968 | 2,014 | 2,138 | 2,334 | 2,470 | 2,915 | 3,234 | 3,608 | 3,739 | 3,863 |
| 売上総利益 | - | - | - | - | 1,403 | 1,163 | 1,256 | 1,299 | 1,565 | 1,680 | 1,465 | 1,462 | 1,210 | 1,321 | 1,743 |
| 売上総利益率（％） | - | - | - | - | 33.46 | 31.14 | 25.12 | 26.11 | 31.1 | ||||||
| 営業費用 | - | - | - | - | 1,080 | 1,295 | 1,163 | 744 | 986 | 1,120 | 1,023 | 1,024 | 1,144 | 1,159 | 1,409 |
| 営業利益 | - | - | - | - | 322 | -133 | 92 | 555 | 578 | 560 | 441 | 437 | 65 | 161 | 334 |
| 経常（税引前）利益 | 760 | 818 | 591 | 828 | 367 | 69 | 401 | 511 | 468 | 597 | 465 | 370 | 216 | 425 | 441 |
| 法人税等合計 | - | - | - | - | 151 | 1 | 161 | 162 | 168 | 148 | 231 | 332 | 112 | 150 | 112 |
| 純利益 | 477 | 513 | 354 | 469 | 211 | 99 | 308 | 351 | 289 | 428 | 438 | 658 | 359 | 626 | 327 |
| 一株あたり利益 | 106.77 | 114.97 | 79.4 | 105.03 | 47.39 | 22.36 | 69.14 | 39.48 | 32.47 | 48.04 | 49.16 | 73.85 | 40.28 | 70.14 | 36.58 |
| 一株あたり配当金 | 50 | 55 | 55 | 55 | 55 | 55 | 55 | 55 | 27.5 | 30 | 30 | 32 | 32 | 32 | 32 |