| 2010/02 | 2011/02 | 2012/02 | 2013/02 | 2014/02 | 2015/02 | 2016/02 | 2017/02 | 2018/02 | 2019/02 | 2020/02 | 2021/02 | 2022/02 | 2023/02 | 2024/02 | 2025/02 | |
| 売上高 | 138,942 | 145,117 | 150,886 | 161,427 | 176,931 | 203,902 | 229,754 | 269,793 | 288,111 | 312,976 | 324,138 | 280,688 | 316,813 | 398,244 | 423,168 | 449,753 |
| 営業費用 | - | - | - | 13,852 | 17,586 | 20,565 | 22,446 | 25,401 | 26,857 | 27,157 | 28,530 | 27,367 | 29,700 | 31,434 | 34,763 | 37,531 |
| 営業利益 | - | - | - | 41,743 | 42,227 | 41,872 | 43,870 | 44,935 | 49,211 | 52,987 | 60,794 | 34,394 | 38,228 | 43,979 | 46,411 | 52,146 |
| 経常(税引前)利益 | 36,195 | 38,224 | 39,048 | 39,784 | 41,046 | 41,160 | 42,412 | 46,420 | 49,022 | 52,206 | 56,117 | 28,437 | 32,540 | 36,409 | 37,086 | 42,595 |
| 法人税等合計 | - | - | - | 16,384 | 16,992 | 18,013 | 16,984 | 16,708 | 14,800 | 14,607 | 19,496 | 6,301 | 6,937 | 11,510 | 15,834 | 15,108 |
| 純利益 | 21,809 | 22,379 | 20,355 | 21,865 | 23,430 | 24,513 | 24,639 | 28,527 | 30,542 | 33,538 | 34,522 | -1,864 | 19,278 | 13,081 | 20,540 | 14,260 |
| 一株あたり利益 | 120.41 | 123.55 | 112.37 | 109.73 | 106.96 | 107.58 | 108.43 | 125.45 | 134.29 | 147.45 | 150.5 | -8.19 | 84.72 | 57.1 | 89.64 | 62.66 |
| 希薄化後一株あたり利益 | 120.38 | 123.51 | 112.33 | 109.68 | 106.91 | 107.53 | 108.38 | 125.4 | 134.25 | 147.41 | 150.47 | - | 84.71 | 57.1 | 89.63 | 62.66 |
| 一株あたり配当金 | 20 | 20 | 21 | 22 | 22 | 22 | 22 | 27 | 35 | 38 | 40 | 40 | 50 | 50 | 50 | 50 |