| 2012/03 | 2013/03 | 2014/03 | 2015/03 | 2016/03 | 2017/03 | 2018/03 | 2019/03 | 2020/03 | 2021/03 | 2022/03 | 2023/03 | 2024/03 | 2025/03 | |
| 売上高 | 3,953 | 4,094 | 4,436 | 4,716 | 5,074 | 5,061 | 5,119 | 5,354 | 5,438 | 5,006 | 5,189 | 5,475 | 5,660 | 5,969 |
| 売上原価 | - | - | - | 3,720 | 3,945 | 3,997 | 4,033 | 4,151 | 4,177 | 4,068 | 4,039 | 4,160 | 4,366 | 4,635 |
| 売上総利益 | - | - | - | 996 | 1,129 | 1,064 | 1,087 | 1,204 | 1,261 | 938 | 1,150 | 1,315 | 1,294 | 1,335 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業利益 | - | - | - | 289 | 405 | 324 | 412 | 504 | 560 | 258 | 454 | 578 | 554 | 565 |
| 営業費用 | - | - | - | 708 | 723 | 740 | 675 | 700 | 701 | 680 | 696 | 737 | 740 | 769 |
| 経常（税引前）利益 | 209 | 192 | 166 | 287 | 403 | 322 | 409 | 501 | 558 | 533 | 588 | 592 | 551 | 564 |
| 法人税等合計 | - | - | - | 116 | 152 | 101 | 173 | 162 | 179 | 169 | 186 | 188 | 106 | 151 |
| 純利益 | 101 | 106 | 97 | 165 | 251 | 220 | 420 | 340 | 380 | 364 | 404 | 402 | 389 | 414 |
| 一株あたり利益 | 25.41 | 26.72 | 22.36 | 41.38 | 63.2 | 55.45 | 105.56 | 85.5 | 95.52 | 91.63 | 101.53 | 101.01 | 97.91 | 105.73 |
| 一株あたり配当金 | 1,200 | 1,200 | 12 | 12 | 15 | 12 | 24 | 24 | 24 | 30 | 30 | 40 | 50 | 54 |