| （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 | 63,389 | 62,645 | 65,359 | 64,634 | 60,962 | 71,494 | 72,641 | 73,286 | 71,033 | 70,687 | 70,335 | 79,854 | 87,817 | 95,107 |
| 営業費用 | - | - | - | 454 | 481 | 520 | 567 | 503 | 783 | 757 | 766 | 794 | 766 | 771 |
| 営業利益 | - | - | - | 1,258 | 1,231 | 1,338 | 1,678 | 1,697 | 1,683 | 1,598 | 1,359 | 1,343 | 1,798 | 4,617 |
| 経常（税引前）利益 | 12,259 | 9,607 | 14,439 | 14,203 | 13,070 | 16,326 | 16,386 | 16,213 | 11,378 | 14,493 | 19,132 | 20,679 | 21,528 | 23,376 |
| 法人税等合計 | - | - | - | 5,428 | 4,666 | 4,847 | 5,054 | 3,823 | 2,834 | 3,680 | 5,515 | 5,997 | 7,084 | 6,843 |
| 純利益 | 1,519 | 935 | 1,219 | 8,481 | 8,240 | 26,011 | 11,158 | 10,310 | 8,234 | 10,140 | 13,248 | 14,374 | 14,109 | 15,970 |
| 一株あたり利益 | 32.56 | 36.9 | 52.78 | 55.77 | 52.9 | 159.31 | 68.6 | 62.28 | 50.57 | 62.51 | 81.53 | 87.71 | 82.1 | 82.32 |
| 希薄化後一株あたり利益 | 32.5 | 36.71 | 52.31 | 55.13 | 52.2 | 156.91 | 67.54 | 61.19 | 49.59 | 61.26 | 79.81 | 86.04 | 80.61 | 80.92 |
| 配当性向（%） | - | - | - | - | - | - | - | - | ||||||
| 一株あたり配当金 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 11 | 16.5 |