| （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 | 27,163 | 27,365 | 29,540 | 32,031 | 35,956 | 37,419 | 37,936 | 39,882 | 40,150 | 39,818 | 43,979 | 43,943 | 45,969 | 47,939 |
| 売上原価 | - | - | - | 12,742 | 14,775 | 15,115 | 15,561 | 16,090 | 16,049 | 16,873 | 19,136 | 19,492 | 19,835 | 20,909 |
| 売上総利益 | - | - | - | 19,290 | 21,181 | 22,304 | 22,375 | 23,792 | 24,101 | 22,945 | 24,843 | 24,451 | 26,134 | 27,030 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 13,767 | 15,009 | 16,157 | 16,977 | 17,836 | 18,135 | 17,905 | 18,577 | 17,465 | 17,996 | 18,953 |
| 営業利益 | - | - | - | 5,523 | 6,172 | 6,147 | 5,398 | 5,956 | 5,967 | 5,040 | 6,266 | 6,985 | 8,138 | 8,077 |
| 経常（税引前）利益 | 3,517 | 4,822 | 5,246 | 5,604 | 6,414 | 6,225 | 5,467 | 5,847 | 5,966 | 4,872 | 6,128 | 6,867 | 7,990 | 7,959 |
| 法人税等合計 | - | - | - | 2,110 | 2,298 | 1,985 | 1,687 | 1,912 | 1,978 | 1,564 | 1,634 | 2,421 | 2,452 | 2,519 |
| 純利益 | 2,761 | 2,388 | 3,889 | 3,440 | 4,078 | 4,165 | 3,794 | 3,874 | 4,072 | 3,134 | 3,611 | 4,446 | 5,537 | 5,442 |
| 一株あたり利益 | 53.71 | 46.46 | 75.69 | 66.98 | 79.41 | 81.1 | 73.89 | 75.44 | 79.56 | 61.27 | 70.63 | 87.9 | 112.17 | 110.24 |
| 一株あたり配当金 | 10 | 10 | 10 | 10 | 10 | 10 | 15 | 30 | 30 | 20 | 30 | 30 | 30 | 50 |