| 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 | 17,443 | 17,233 | 17,728 | 17,881 | 17,181 | 16,453 | 16,729 | 16,928 | 16,026 | 11,533 | 15,271 | 17,795 | 18,377 | 19,042 |
| 売上原価 | - | - | - | 15,731 | 15,051 | 14,505 | 14,879 | 15,249 | 14,635 | 13,552 | 14,776 | 16,068 | 16,886 | 17,301 |
| 売上総利益 | - | - | - | 2,150 | 2,129 | 1,948 | 1,849 | 1,679 | 1,391 | -2,018 | 495 | 1,727 | 1,491 | 1,741 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業利益 | - | - | - | 880 | 839 | 678 | 561 | 378 | 63 | -3,544 | -1,234 | 80 | -466 | -21 |
| 営業費用 | - | - | - | 1,269 | 1,290 | 1,270 | 1,287 | 1,301 | 1,327 | 1,525 | 1,729 | 1,646 | 1,957 | 1,762 |
| 経常（税引前）利益 | 473 | 349 | 15 | 588 | 791 | 566 | 506 | 360 | 87 | -2,088 | -27 | 196 | -440 | -4 |
| 法人税等合計 | - | - | - | 148 | 29 | 162 | 282 | 126 | 530 | 151 | 842 | -94 | 116 | 155 |
| 純利益 | 1,279 | -443 | 3,293 | 429 | 992 | 361 | 625 | 246 | 635 | -1,720 | 1,824 | 178 | -531 | 132 |
| 一株あたり利益 | 193.36 | -43.89 | 335.3 | 43.02 | 99.6 | 41.89 | 150.7 | 59.21 | 152.52 | -408.46 | 427.34 | 41.5 | -121.64 | 29.6 |
| 一株あたり配当金 | 3 | 3 | 3 | 5 | 4 | 4 | 6 | 8 | 12 | 4 | 4 | 6 | 8 | 8 |