| （単位：千ドル） | 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 | 50,647 | 52,076 | 50,663 | 53,213 | 54,244 | 56,168 | 60,055 | 64,553 | 66,932 | 66,907 | 69,008 | 81,475 | 113,074 | 127,564 |
| 売上成長率（％） | - | |||||||||||||
| 営業費用 | 44,784 | 46,836 | 49,399 | 60,477 | 55,427 | 56,610 | 53,764 | 56,766 | 55,696 | 55,935 | 55,682 | 59,280 | 64,243 | 67,250 |
| 経常（税引前）利益 | 15,570 | 16,406 | 12,553 | 11,866 | 14,091 | 14,431 | 14,692 | 23,635 | 19,043 | 23,869 | 33,760 | 36,889 | 31,501 | 30,085 |
| 経常（税引前）利益率（％） | 30.74 | 31.51 | 24.78 | 22.3 | 25.98 | 25.69 | 24.46 | 36.61 | 28.45 | 35.67 | 48.92 | 45.28 | 27.86 | 23.58 |
| 法人税等合計 | 5,033 | 5,384 | 3,822 | 3,709 | 4,658 | 4,404 | 7,262 | 4,009 | 3,434 | 4,607 | 7,335 | 8,106 | 6,501 | 6,414 |
| 実効税率（％） | ||||||||||||||
| 純利益 | 10,537 | 11,022 | 8,731 | 8,157 | 9,433 | 10,027 | 7,430 | 19,626 | 15,609 | 19,262 | 26,425 | 28,783 | 25,000 | 23,671 |
| 純利益率（％） | ||||||||||||||
| 一株あたり利益 | 2.4 | 2.38 | - | - | - | - | - | - | - | - | 5.64 | 6.13 | 5.28 | 4.96 |
| 希薄化後一株あたり利益 | 2.4 | 2.38 | - | - | - | - | - | - | - | - | 5.64 | 6.13 | 5.28 | 4.96 |
| 配当性向（%） | - | - | - | - | - | - | - | - | ||||||
| 一株あたり配当金 | 1 | 1 | 1.04 | 1.04 | 1.04 | 1.04 | 1.04 | 1.04 | 1.04 | 1.04 | 1.19 | 1.24 | 1.24 | 1.24 |