| 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 | 430,929 | 472,843 | 597,502 | 706,470 | 813,477 | 841,456 | 848,868 | 826,257 | 800,928 | 706,376 | 760,719 | 864,719 | 950,295 | 916,709 |
| 売上原価 | - | - | - | 596,460 | 676,553 | 694,089 | 692,264 | 678,738 | 672,890 | 609,132 | 664,669 | 768,889 | 843,620 | 820,037 |
| 売上総利益 | - | - | - | 110,010 | 136,924 | 147,366 | 156,604 | 147,518 | 128,038 | 97,244 | 96,050 | 95,829 | 106,674 | 96,671 |
| 売上総利益率(%) | - | - | - | |||||||||||
| 営業利益 | - | - | - | 64,155 | 82,218 | 92,523 | 103,785 | 101,534 | 82,411 | 56,707 | 53,434 | 46,847 | 55,995 | 44,873 |
| 営業費用 | - | - | - | 45,855 | 54,705 | 54,843 | 52,819 | 45,984 | 45,626 | 40,537 | 42,615 | 48,982 | 50,679 | 51,798 |
| 経常(税引前)利益 | 31,496 | 40,007 | 51,895 | 66,880 | 84,296 | 95,336 | 107,945 | 105,494 | 85,264 | 61,107 | 60,613 | 48,532 | 63,265 | 49,147 |
| 法人税等合計 | - | - | - | 19,017 | 22,422 | 26,201 | 31,480 | 23,545 | 21,970 | 18,969 | 19,188 | 14,824 | 14,619 | 13,717 |
| 純利益 | 6,906 | 11,184 | 13,364 | 44,877 | 52,285 | 65,412 | 92,232 | 80,893 | 62,087 | 40,460 | 41,984 | 34,250 | 44,870 | 50,865 |
| 一株あたり利益 | 83.33 | 103.46 | 133.04 | 224.41 | 288.15 | 352.8 | 518.9 | 453.52 | 360.99 | 234 | 238.53 | 92.26 | 130.93 | 156.49 |
| 希薄化後一株あたり利益 | - | - | - | - | 288.07 | 352.66 | 518.72 | 453.37 | 360.87 | 233.93 | 238.46 | 92.24 | 130.9 | 156.47 |
| 配当性向(%) | - | - | - | - | - | - | - | - | - | |||||
| 一株あたり配当金 | 19 | 22 | 26 | 40 | 36 | 54 | 96 | 92 | 72 | 50 | 54 | 56 | 53 | 56 |