| （単位：百万円） | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 37,628 | 30,356 | 30,439 | 29,580 | 28,891 | 22,903 | 27,964 | 48,017 | 44,931 | 26,802 | 31,578 | 35,799 | 37,867 | 37,956 |
| 売上原価 | - | - | - | 24,032 | 22,718 | 20,130 | 21,512 | 26,344 | 24,703 | 19,673 | 23,539 | 25,950 | 26,016 | 26,471 |
| 売上総利益 | - | - | - | 5,548 | 6,173 | 2,772 | 6,451 | 21,673 | 20,228 | 7,129 | 8,038 | 9,849 | 11,850 | 11,485 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 4,138 | 4,109 | 3,435 | 3,882 | 5,269 | 5,401 | 4,113 | 4,332 | 5,058 | 5,276 | 5,165 |
| 営業利益 | - | - | - | 1,409 | 2,063 | -663 | 2,569 | 16,404 | 14,827 | 3,015 | 3,706 | 4,791 | 6,573 | 6,319 |
| 経常（税引前）利益 | 4,607 | 1,878 | 921 | 1,518 | 1,884 | -570 | 2,997 | 16,508 | 15,106 | 3,587 | 4,434 | 5,042 | 7,115 | 6,692 |
| 法人税等合計 | - | - | - | 624 | 995 | 458 | -344 | 4,843 | 4,300 | 980 | 1,370 | 1,579 | 2,232 | 2,093 |
| 純利益 | 2,062 | 425 | 694 | 802 | 1,076 | -5,116 | 3,342 | 10,829 | 10,150 | 2,280 | 3,060 | 3,646 | 4,747 | 4,801 |
| 一株あたり利益 | 18.13 | 3.74 | 6.11 | 7.06 | 9.51 | -48.81 | 267.71 | 931.89 | 876.81 | 163.64 | 247 | 289.24 | 366.75 | 369.03 |
| 一株あたり配当金 | 5 | 5 | 5 | 5 | 5 | 5 | 50 | 100 | 200 | 200 | 200 | 200 | 200 | 200 |