| （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 | 327,509 | 338,387 | 354,986 | 363,523 | 361,465 | 358,273 | 375,153 | 396,835 | 389,446 | 346,121 | 427,159 | 494,643 | 411,649 | 443,495 |
| 営業費用 | - | - | - | 27,266 | 28,217 | 29,165 | 29,996 | 30,583 | 31,902 | 29,795 | 29,012 | 30,030 | 30,213 | 31,360 |
| 営業利益 | - | - | - | 18,451 | 23,342 | 19,354 | 20,430 | 20,173 | 16,411 | -9,501 | 10,451 | 26,150 | 25,877 | 26,655 |
| 経常（税引前）利益 | 13,572 | 16,189 | 19,756 | 18,135 | 22,580 | 19,155 | 20,704 | 19,273 | 14,322 | -9,639 | 13,953 | 27,901 | 24,538 | 28,739 |
| 法人税等合計 | - | - | - | 7,776 | 8,040 | 6,379 | 5,364 | 3,492 | 5,396 | -881 | 5,210 | 8,124 | 13,846 | 9,379 |
| 純利益 | 3,068 | 7,375 | 8,862 | 10,666 | 15,542 | 12,543 | 12,028 | 6,761 | 7,051 | -11,704 | 10,927 | 19,522 | 25,581 | 21,508 |
| 一株あたり利益 | 13.66 | 23.28 | 28.7 | 26.27 | 38.48 | 30.88 | 146.65 | 80.28 | 84.76 | -153.27 | 125.31 | 233.1 | 314 | 267.21 |
| 希薄化後一株あたり利益 | 13.64 | 23.23 | 28.61 | 26.18 | 38.32 | 30.75 | 146.07 | 79.98 | 84.46 | - | 124.91 | 232.54 | 313.41 | 266.78 |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | |||||
| 一株あたり配当金 | 6 | 6 | 6 | 7 | 7 | 7 | 21 | 35 | 35 | 25 | 30 | 35 | 40 | 40 |