| （単位：百万円） | 2014/3 | 2015/3 | 2016/3 | 2017/3 | 2018/3 | 2019/3 | 2020/3 | 2021/3 | 2022/3 | 2023/3 | 2024/3 | 2025/3 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 7,783 | 7,641 | 9,803 | 10,042 | 10,811 | 11,298 | 11,490 | 11,002 | 11,935 | 13,029 | 13,503 | 14,507 |
| 売上成長率（％） | - | -4.3 | 8.5 | 9.2 | 3.6 | 7.4 | ||||||
| 売上原価 | - | - | - | 7,944 | 8,544 | 9,081 | 9,521 | 9,045 | 9,543 | 10,119 | 10,528 | 11,134 |
| 売上総利益 | - | - | - | 2,097 | 2,267 | 2,216 | 1,968 | 1,957 | 2,391 | 2,910 | 2,976 | 3,373 |
| 売上総利益率（％） | - | - | - | 17.8 | 20.0 | 22.3 | 22.0 | 23.2 | ||||
| 営業費用 | - | - | - | 1,063 | 1,124 | 1,193 | 1,162 | 1,060 | 1,103 | 1,170 | 1,212 | 1,263 |
| 営業利益 | - | - | - | 1,034 | 1,142 | 1,023 | 806 | 896 | 1,287 | 1,739 | 1,762 | 2,108 |
| 営業利益率 (%) | - | - | - | 8.1 | 10.8 | 13.4 | 13.1 | 14.5 | ||||
| 経常（税引前）利益 | 1,315 | 1,080 | 1,143 | 1,052 | 1,116 | 1,061 | 821 | 937 | 1,306 | 1,786 | 1,869 | 2,168 |
| 経常（税引前）利益率（％） | 16.9 | 14.1 | 11.7 | 10.5 | 10.3 | 9.4 | 7.2 | 8.5 | 10.9 | 13.7 | 13.8 | 14.9 |
| 法人税等合計 | - | - | - | 312 | 385 | 389 | 262 | 304 | 423 | 534 | 598 | 664 |
| 実効税率（％） | - | - | - | 32.5 | 32.4 | 29.9 | 32.0 | 30.6 | ||||
| 純利益 | 806 | 687 | 747 | 744 | 739 | 678 | 570 | 618 | 873 | 1,260 | 1,285 | 1,513 |
| 一株あたり利益 | 6112.59 | 5207.01 | 59.49 | 56.44 | 53.36 | 42.78 | 35.94 | 38.95 | 55 | 79.41 | 81.02 | 95.39 |
| 一株あたり配当金 | - | - | - | - | - | - | 11 | 11 | 17 | 23 | 24 | 28 |