| （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 | 390,472 | 396,860 | 407,985 | 408,039 | 416,254 | 418,996 | 434,697 | 447,508 | 433,669 | 315,439 | 299,872 | 347,133 | 408,694 | 452,916 |
| 営業費用 | - | - | - | 45,675 | 46,580 | 46,972 | 48,606 | 49,363 | 52,418 | 47,550 | 47,047 | 48,711 | 53,152 | 58,998 |
| 営業利益 | - | - | - | 33,845 | 37,758 | 37,976 | 38,537 | 40,078 | 36,024 | -20,866 | 740 | 21,479 | 43,840 | 54,148 |
| 経常（税引前）利益 | 26,437 | 24,538 | 30,244 | 31,390 | 35,066 | 35,285 | 35,728 | 39,281 | 34,684 | -17,980 | 5,366 | 21,772 | 43,485 | 53,253 |
| 法人税等合計 | - | - | - | 9,476 | 12,992 | 10,124 | 11,521 | 12,911 | 10,561 | 6,618 | 8,818 | 7,880 | 12,035 | 10,563 |
| 純利益 | 8,936 | 9,743 | 9,987 | 17,272 | 19,488 | 21,192 | 23,921 | 27,230 | 17,875 | -27,519 | 5,585 | 13,127 | 29,353 | 42,976 |
| 一株あたり利益 | 20.35 | 24.14 | 26.52 | 28.25 | 31.89 | 34.67 | 195.71 | 222.87 | 146.4 | -225.38 | 45.75 | 107.4 | 239.49 | 353.74 |
| 一株あたり配当金 | 6 | 8 | 7.5 | 8 | 8.5 | 9 | 29.5 | 50 | 52.5 | 40 | 40 | 40 | 52.5 | 100 |