| 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 | 343,722 | 333,158 | 340,611 | 333,446 | 364,316 | 343,019 | 353,380 | 346,531 | 305,820 | 318,352 | 352,246 | 398,371 | 442,233 | 495,558 | 496,826 |
| 売上成長率（％） | - | ||||||||||||||
| 売上原価 | - | - | - | 127,542 | 138,922 | 134,526 | 62,668 | 62,764 | 79,620 | 80,440 | 87,849 | 86,915 | 111,207 | 132,611 | 127,934 |
| 売上総利益 | - | - | - | 205,904 | 225,393 | 208,493 | 147,948 | 152,390 | 226,200 | 237,912 | 264,398 | 311,455 | 331,026 | 362,947 | 368,892 |
| 売上総利益率（％） | - | - | - | ||||||||||||
| 営業利益率 (%) | - | - | - | ||||||||||||
| 営業費用 | - | - | - | 169,731 | 181,628 | 176,854 | 109,314 | 110,160 | 117,316 | 126,610 | 145,608 | 166,185 | 163,078 | 167,537 | 165,434 |
| 営業利益 | - | - | - | 36,173 | 43,765 | 31,638 | 38,635 | 42,230 | 50,029 | 48,669 | 24,802 | 40,634 | 53,427 | -4,622 | 60,047 |
| 経常（税引前）利益 | 46,754 | 49,001 | 49,502 | 29,511 | 39,203 | 26,397 | 55,849 | 73,438 | 44,492 | 52,263 | 60,050 | 67,572 | 97,246 | 83,453 | 56,925 |
| 経常（税引前）利益率（％） | 13.6 | 14.7 | 14.5 | 8.9 | 10.8 | 7.7 | 15.8 | 21.2 | 14.5 | 16.4 | 17 | 17 | 22 | 16.8 | 11.5 |
| 法人税等合計 | - | - | - | 11,346 | 11,625 | 11,619 | 8,873 | 14,397 | 6,818 | 5,236 | 7,703 | 14,000 | 16,058 | 23,583 | 20,182 |
| 実効税率（％） | - | - | - | ||||||||||||
| 純利益 | 25,608 | 24,199 | 30,078 | 15,898 | 29,774 | 18,669 | 42,899 | 54,414 | 67,084 | 47,027 | 52,347 | 53,573 | 81,188 | 59,870 | 32,439 |
| 一株あたり利益 | 45.16 | 44.12 | 54.95 | 29.05 | 54.4 | 34.12 | 78.38 | 99.4 | 124.57 | 87.56 | 97.43 | 99.68 | 151.03 | 113.06 | 61.97 |
| 希薄化後一株あたり利益 | 45.14 | 44.1 | 54.91 | 29.02 | 54.36 | 34.08 | 48.1 | 87.34 | 124.46 | 87.5 | 97.39 | 99.66 | 151.01 | 113.06 | 128.07 |
| 配当性向（%） | - | - | - | - | - | - | - | - | |||||||
| 一株あたり配当金 | - | - | - | - | - | - | - | - | 42 | 44 | 46 | 51 | 56 | 58 | 62 |