| 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 | 2026/03 | |
| 売上高 | 25,751 | 25,663 | 27,311 | 27,385 | 25,715 | 24,064 | 26,624 | 29,579 | 28,064 | 25,646 | 31,302 | 34,392 | 32,462 | 34,711 | 34,606 |
| 売上成長率（％） | - | ||||||||||||||
| 売上原価 | - | - | - | 23,468 | 21,069 | 19,138 | 22,366 | 25,389 | 22,996 | 20,781 | 27,169 | 29,838 | 28,187 | 30,403 | 29,809 |
| 売上総利益 | - | - | - | 3,918 | 4,646 | 4,925 | 4,258 | 4,190 | 5,068 | 4,865 | 4,133 | 4,554 | 4,275 | 4,308 | 4,797 |
| 売上総利益率（％） | - | - | - | ||||||||||||
| 営業利益率 (%) | - | - | - | ||||||||||||
| 営業費用 | - | - | - | 2,906 | 3,004 | 3,168 | 3,127 | 3,211 | 3,530 | 3,235 | 3,139 | 3,300 | 3,449 | 3,509 | 3,627 |
| 営業利益 | - | - | - | 1,012 | 1,642 | 1,757 | 1,131 | 979 | 1,538 | 1,630 | 994 | 1,254 | 826 | 799 | 1,170 |
| 経常（税引前）利益 | 1,150 | 1,266 | 853 | 1,004 | 1,638 | 1,767 | 1,156 | 1,013 | 1,577 | 1,668 | 1,032 | 1,307 | 940 | 875 | 1,236 |
| 経常（税引前）利益率（％） | 4.5 | 4.9 | 3.1 | 3.7 | 6.4 | 7.3 | 4.3 | 3.4 | 5.6 | 6.5 | 3.3 | 3.8 | 2.9 | 2.5 | 3.6 |
| 法人税等合計 | - | - | - | 375 | 577 | 585 | 381 | 298 | 499 | 534 | 337 | 354 | 309 | 247 | 344 |
| 実効税率（％） | - | - | - | ||||||||||||
| 純利益 | 633 | 722 | 490 | 630 | 1,109 | 1,169 | 757 | 713 | 1,108 | 1,138 | 694 | 956 | 627 | 588 | 889 |
| 一株あたり利益 | 139.25 | 159.77 | 108.09 | 139.07 | 244.6 | 257.23 | 165.73 | 155.87 | 242.26 | 248.81 | 151.72 | 208.96 | 137.09 | 128.55 | 194.39 |
| 希薄化後一株あたり利益 | - | 159.72 | 107.81 | 138.83 | 243.95 | 256.51 | 165.59 | - | - | - | - | - | - | - | - |
| 一株あたり配当金 | - | - | - | - | - | - | - | - | 37 | 39 | 32 | 40 | 40 | 40 | 45 |