| （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 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 40,865 | 42,502 | 47,044 | 49,153 | 50,246 | 49,467 | 50,791 | 52,813 | 51,564 | 49,590 | 54,137 | 46,566 | 63,117 | 69,493 |
| 売上原価 | - | - | - | 31,296 | 29,902 | 29,236 | 29,917 | 31,681 | 30,479 | 29,506 | 31,363 | 27,723 | 39,474 | 41,823 |
| 売上総利益 | - | - | - | 17,856 | 20,344 | 20,231 | 20,873 | 21,132 | 21,085 | 20,083 | 22,774 | 18,843 | 23,643 | 27,670 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 11,750 | 12,371 | 12,375 | 12,706 | 13,083 | 13,236 | 12,682 | 14,374 | 12,381 | 15,623 | 17,929 |
| 営業利益 | - | - | - | 6,106 | 7,973 | 7,855 | 8,167 | 8,049 | 7,848 | 7,401 | 8,400 | 6,462 | 8,019 | 9,741 |
| 経常（税引前）利益 | 5,009 | 5,523 | 6,443 | 6,531 | 8,197 | 8,294 | 8,450 | 8,431 | 8,022 | 7,997 | 9,291 | 7,270 | 9,280 | 10,779 |
| 法人税等合計 | - | - | - | 2,291 | 2,449 | 2,373 | 2,492 | 2,360 | 2,408 | 2,459 | 2,825 | 1,826 | 3,485 | 3,672 |
| 純利益 | 2,439 | 3,141 | 3,800 | 4,382 | 4,936 | 5,897 | 6,665 | 5,455 | 5,644 | 5,798 | 6,884 | 5,022 | 7,884 | 8,890 |
| 一株あたり利益 | 46.44 | 54.74 | 67.15 | 74.62 | 83.08 | 99.91 | 113.15 | 92.39 | 96.92 | 103.27 | 125.52 | 93.78 | 152.12 | 191.38 |
| 一株あたり配当金 | 10 | 11 | 12 | 13.5 | 16 | 18.5 | 22 | 22 | 24 | 24 | 24 | 26 | 28 | 50 |