| （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 | 15,967 | 15,070 | 14,332 | 17,087 | 19,432 | 18,132 | 20,892 | 23,288 | 22,810 | 21,664 | 29,322 | 34,371 | 39,154 | 39,271 |
| 売上原価 | - | - | - | 10,180 | 11,086 | 11,054 | 12,031 | 12,925 | 12,745 | 12,349 | 15,684 | 18,501 | 20,889 | 19,707 |
| 売上総利益 | - | - | - | 6,906 | 8,347 | 7,078 | 8,861 | 10,364 | 10,065 | 9,315 | 13,638 | 15,870 | 18,266 | 19,564 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 4,936 | 5,454 | 5,401 | 6,358 | 7,049 | 7,211 | 6,845 | 7,888 | 8,799 | 10,310 | 12,038 |
| 営業利益 | - | - | - | 1,970 | 2,892 | 1,677 | 2,503 | 3,314 | 2,854 | 2,470 | 5,750 | 7,071 | 7,956 | 7,526 |
| 経常（税引前）利益 | 1,942 | 1,186 | 826 | 2,007 | 2,915 | 1,682 | 2,631 | 3,404 | 2,967 | 2,646 | 5,999 | 7,288 | 8,237 | 7,990 |
| 法人税等合計 | - | - | - | 527 | 765 | 499 | 610 | 826 | 777 | 636 | 1,485 | 1,953 | 1,903 | 1,846 |
| 純利益 | 1,358 | 711 | 499 | 1,348 | 2,126 | 1,169 | 1,998 | 2,775 | 2,197 | 2,071 | 4,521 | 5,330 | 6,330 | 6,188 |
| 一株あたり利益 | 99.69 | 52.22 | 36.68 | 98.97 | 156.03 | 85.67 | 146.67 | 203.63 | 161.27 | 151.91 | 331.35 | 390.47 | 463.51 | 454.83 |
| 一株あたり配当金 | 40 | 25 | 20 | 30 | 45 | 40 | 60 | 80 | 90 | 60 | 165 | 160 | 180 | 200 |