| 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 | 33,035 | 34,298 | 36,379 | 38,205 | 41,063 | 43,365 | 45,482 | 46,371 | 47,974 | 49,041 | 45,095 | 45,094 | 47,579 | 48,893 | 48,584 |
| 売上成長率（％） | - | - | |||||||||||||
| 売上原価 | - | - | - | 26,039 | 27,844 | 30,386 | 33,008 | 33,422 | 34,589 | 34,798 | 34,640 | 36,725 | 37,431 | 38,582 | 38,235 |
| 売上総利益 | - | - | - | 12,166 | 13,219 | 12,979 | 12,473 | 12,949 | 13,385 | 14,243 | 10,455 | 8,369 | 10,148 | 10,311 | 10,350 |
| 売上総利益率（％） | - | - | - | ||||||||||||
| 営業利益率 (%) | - | - | - | ||||||||||||
| 営業費用 | - | - | - | 10,279 | 11,002 | 10,986 | 11,177 | 11,399 | 11,835 | 11,989 | 8,182 | 7,746 | 8,022 | 8,342 | 8,459 |
| 営業利益 | - | - | - | 1,888 | 2,217 | 1,993 | 1,296 | 1,550 | 1,550 | 2,254 | 2,272 | 622 | 2,125 | 1,969 | 1,890 |
| 経常（税引前）利益 | 1,468 | 1,551 | 1,698 | 1,833 | 2,203 | 2,017 | 1,290 | 1,592 | 1,636 | 2,499 | 2,306 | 650 | 2,162 | 2,025 | 1,928 |
| 経常（税引前）利益率（％） | 4.4 | 4.5 | 4.7 | 4.8 | 5.4 | 4.7 | 2.8 | 3.4 | 3.4 | 5.1 | 5.1 | 1.4 | 4.5 | 4.1 | 4 |
| 法人税等合計 | - | - | - | 709 | 719 | 676 | 470 | 536 | 574 | 817 | 744 | 243 | 595 | 638 | 616 |
| 実効税率（％） | - | - | - | ||||||||||||
| 純利益 | 801 | 709 | 745 | 1,111 | 1,252 | 1,344 | 817 | 1,065 | 1,106 | 1,737 | 1,557 | 407 | 1,400 | 1,352 | 1,320 |
| 一株あたり利益 | 57.54 | 65.07 | 73.04 | 86.86 | 99.49 | 106.77 | 64.95 | 84.63 | 87.89 | 138.01 | 123.78 | 32.38 | 111.28 | 107.45 | 106.7 |
| 一株あたり配当金 | - | - | - | - | - | - | - | - | 20 | 22 | 22 | 22 | 23 | 24 | 26 |