| 2011/12 | 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 | 2025/12 | |
| 売上高 | 167,825 | 190,692 | 207,009 | 209,755 | 235,035 | 212,768 | 233,153 | 242,804 | 223,037 | 181,598 | 226,833 | 277,031 | 309,768 | 302,314 | 289,491 |
| 売上成長率（％） | - | ||||||||||||||
| 売上原価 | - | - | - | 194,631 | 215,319 | 192,567 | 210,525 | 222,168 | 205,375 | 165,448 | 206,712 | 251,239 | 278,917 | 273,706 | 261,281 |
| 売上総利益 | - | - | - | 15,123 | 19,715 | 20,201 | 22,627 | 20,635 | 17,662 | 16,150 | 20,120 | 25,791 | 30,850 | 28,607 | 28,210 |
| 売上総利益率（％） | - | - | - | ||||||||||||
| 営業利益率 (%) | - | - | - | ||||||||||||
| 営業費用 | - | - | - | 8,889 | 10,802 | 11,067 | 12,922 | 12,010 | 12,155 | 11,697 | 15,165 | 16,862 | 18,595 | 20,047 | 19,356 |
| 営業利益 | - | - | - | 6,233 | 8,913 | 9,134 | 9,705 | 8,625 | 5,506 | 4,452 | 4,954 | 8,929 | 12,254 | 8,559 | 8,853 |
| 経常（税引前）利益 | 4,582 | 4,973 | 5,427 | 6,460 | 9,002 | 9,146 | 10,513 | 8,717 | 5,634 | 4,444 | 5,934 | 8,337 | 11,849 | 8,288 | 9,232 |
| 経常（税引前）利益率（％） | 2.7 | 2.6 | 2.6 | 3.1 | 3.8 | 4.3 | 4.5 | 3.6 | 2.5 | 2.4 | 2.6 | 3 | 3.8 | 2.7 | 3.2 |
| 法人税等合計 | - | - | - | 2,438 | 2,309 | 2,503 | 3,269 | 2,302 | 1,971 | 1,032 | 1,364 | 3,229 | 3,671 | 2,252 | 4,141 |
| 実効税率（％） | - | - | - | ||||||||||||
| 純利益 | 2,723 | 3,076 | 3,321 | 4,131 | 6,717 | 6,701 | 7,093 | 6,417 | 3,695 | 1,730 | 4,570 | 4,733 | 8,185 | 3,754 | 999 |
| 一株あたり利益 | 115.41 | 130.37 | 140.73 | 175.06 | 275.87 | 267.62 | 288.02 | 131.45 | 78.21 | 36.48 | 96.53 | 100.11 | 173.56 | 79.75 | 52.82 |
| 希薄化後一株あたり利益 | - | - | - | - | 267.67 | 252.56 | 271.52 | 123.85 | 73.56 | 35.42 | 96.39 | 99.98 | 173.38 | 79.67 | - |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | ||||||
| 一株あたり配当金 | - | - | - | - | - | - | - | - | 28 | 29 | 30 | 31 | 44 | 48 | 49 |