| （単位：百万円） | 2012/3 | 2013/3 | 2014/3 | 2015/3 | 2016/3 | 2017/3 | 2018/3 | 2019/3 | 2020/3 | 2021/3 | 2022/3 | 2023/3 | 2024/3 | 2025/3 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 265,629 | 279,156 | 289,203 | 294,906 | 300,188 | 302,917 | 322,276 | 326,159 | 317,103 | 253,419 | 258,118 | 260,070 | 302,147 | 313,546 |
| 営業費用 | - | - | - | 26,788 | 28,594 | 38,320 | 42,037 | 42,558 | 44,432 | 41,889 | 40,452 | 43,061 | 45,098 | 49,733 |
| 営業利益 | - | - | - | 29,437 | 31,524 | 32,343 | 31,458 | 33,715 | 31,123 | -1,265 | 13,408 | 20,491 | 33,904 | 42,071 |
| 経常（税引前）利益 | 13,580 | 18,933 | 21,457 | 27,435 | 28,461 | 30,335 | 29,630 | 32,108 | 29,886 | 238 | 16,485 | 20,458 | 33,111 | 40,905 |
| 法人税等合計 | - | - | - | 8,565 | 9,369 | 8,853 | 10,674 | 10,162 | 10,824 | 5,615 | 8,019 | 8,248 | 9,060 | 11,489 |
| 純利益 | 4,469 | 7,687 | 9,082 | 18,074 | 22,699 | 22,848 | 23,009 | 21,886 | 20,390 | -4,574 | 9,981 | 18,237 | 25,974 | 29,233 |
| 一株あたり利益 | 12.46 | 19.7 | 25.65 | 31.78 | 39.95 | 42.2 | 211.87 | 200.4 | 187.72 | -42.68 | 89.47 | 164.38 | 232.14 | 268.32 |
| 希薄化後一株あたり利益 | - | - | - | - | - | 42.2 | 211.85 | 200.36 | 187.68 | 88.54 | 89.44 | 164.34 | 232.08 | 268.26 |
| 配当性向（%） | - | - | - | - | - | - | - | - | ||||||
| 一株あたり配当金 | 5 | 5 | 6 | 6 | 6 | 6 | 35 | 35 | 35 | 25 | 25 | 30 | 35 | 40 |