| 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 | 2026/03 | |
| 売上高 | 328,004 | 349,839 | 381,182 | 426,237 | 491,564 | 500,336 | 526,902 | 541,949 | 573,842 | 471,058 | 458,231 | 502,206 | 617,708 | 727,491 | 794,306 |
| 売上成長率（％） | - | ||||||||||||||
| 売上原価 | - | - | - | 398,764 | 455,553 | 459,466 | 481,955 | 495,201 | 521,943 | 421,020 | 420,996 | 475,782 | 564,380 | 679,909 | 668,748 |
| 売上総利益 | - | - | - | 27,473 | 36,010 | 40,869 | 44,946 | 46,748 | 51,899 | 50,038 | 37,235 | 26,423 | 53,327 | 47,581 | 76,755 |
| 売上総利益率（％） | - | - | - | ||||||||||||
| 営業利益率 (%) | - | - | - | ||||||||||||
| 営業費用 | - | - | - | 15,179 | 15,392 | 16,595 | 17,328 | 17,515 | 18,738 | 19,577 | 21,296 | 22,304 | 24,175 | 25,884 | 25,575 |
| 営業利益 | - | - | - | 12,293 | 20,617 | 24,274 | 27,617 | 29,232 | 33,161 | 30,460 | 15,939 | 4,119 | 29,152 | 21,697 | 55,304 |
| 経常（税引前）利益 | 7,448 | 6,559 | 9,159 | 11,393 | 19,408 | 23,709 | 25,683 | 26,569 | 32,545 | 30,545 | 15,659 | 1,415 | 27,221 | 18,839 | 53,195 |
| 経常（税引前）利益率（％） | 2.3 | 1.9 | 2.4 | 2.7 | 3.9 | 4.7 | 4.9 | 4.9 | 5.7 | 6.5 | 3.4 | 0.3 | 4.4 | 2.6 | 6.7 |
| 法人税等合計 | - | - | - | 3,909 | 6,437 | 7,756 | 7,469 | 7,664 | 9,100 | 9,184 | 5,353 | 1,065 | 9,583 | 6,800 | 15,602 |
| 実効税率（％） | - | - | - | ||||||||||||
| 純利益 | 2,083 | 2,320 | 3,276 | 6,267 | 7,805 | 15,271 | 17,826 | 18,899 | 23,354 | 20,993 | 10,753 | 684 | 17,875 | 12,467 | 31,627 |
| 一株あたり利益 | 5.67 | 7.1 | 13.16 | 21.63 | 27.3 | 53.42 | 62.41 | 66.22 | 81.83 | 73.62 | 37.72 | 2.4 | 62.73 | 44.12 | 125.58 |
| 一株あたり配当金 | - | - | - | - | - | - | - | - | 24 | 28 | 23 | 24 | 24 | 24 | 48 |