| 2012/03 | 2013/03 | 2014/03 | 2015/03 | 2016/03 | 2017/03 | 2018/03 | 2019/03 | 2020/03 | 2021/03 | 2022/03 | 2023/03 | 2024/03 | 2025/03 | |
| 売上高 | 11,199 | 12,079 | 12,924 | 12,669 | 13,274 | 13,852 | 13,990 | 14,501 | 14,433 | 13,872 | 13,700 | 14,141 | 13,693 | 14,024 |
| 売上原価 | - | - | - | 3,648 | 3,774 | 4,068 | 4,025 | 4,069 | 4,110 | 4,163 | 4,283 | 4,415 | 4,254 | 4,319 |
| 売上総利益 | - | - | - | 9,021 | 9,499 | 9,784 | 9,965 | 10,432 | 10,323 | 9,709 | 9,417 | 9,727 | 9,439 | 9,705 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業利益 | - | - | - | 2,300 | 2,332 | 1,683 | 2,131 | 2,285 | 2,239 | 1,602 | 1,324 | 1,380 | 947 | 1,226 |
| 営業費用 | - | - | - | 6,722 | 7,167 | 8,101 | 7,834 | 8,147 | 8,084 | 8,107 | 8,092 | 8,347 | 8,492 | 8,479 |
| 経常（税引前）利益 | 1,901 | 2,136 | 2,567 | 2,349 | 2,340 | 1,687 | 2,155 | 2,314 | 2,381 | 1,704 | 1,348 | 1,396 | 985 | 1,162 |
| 法人税等合計 | - | - | - | 917 | 854 | 421 | 744 | 780 | 800 | 626 | 494 | 515 | 424 | 446 |
| 純利益 | 1,005 | 1,206 | 1,379 | 1,412 | 1,486 | 1,266 | 1,411 | 1,516 | 1,580 | 1,063 | 579 | 876 | 541 | 688 |
| 一株あたり利益 | 95.72 | 114.42 | 114.26 | 115.22 | 120.37 | 102.59 | 114.36 | 122.81 | 128.06 | 89.52 | 52.82 | 79.74 | 49.24 | 66.02 |
| 希薄化後一株あたり利益 | - | 108.2 | 112.41 | 114.53 | - | - | - | - | - | - | - | - | 47.47 | 59.2 |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | - | - | - | ||
| 一株あたり配当金 | 15 | 20 | 25 | 32 | 40 | 46 | 50 | 54 | 60 | 60 | 62 | 62 | 62 | 62 |