| （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 | 13,480 | 12,989 | 13,377 | 13,929 | 13,045 | 12,807 | 12,642 | 12,682 | 12,534 | 10,829 | 11,091 | 11,188 | 12,037 | 13,653 |
| 売上原価 | - | - | - | 7,564 | 6,672 | 5,976 | 5,894 | 6,346 | 6,291 | 4,848 | 5,296 | 6,571 | 7,294 | 8,578 |
| 売上総利益 | - | - | - | 6,365 | 6,373 | 6,831 | 6,748 | 6,336 | 6,243 | 5,981 | 5,795 | 4,617 | 4,743 | 5,075 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 3,905 | 3,842 | 3,634 | 3,760 | 3,902 | 3,728 | 3,583 | 3,564 | 3,748 | 3,635 | 3,721 |
| 営業利益 | - | - | - | 2,460 | 2,530 | 3,197 | 2,988 | 2,433 | 2,515 | 2,398 | 2,232 | 869 | 1,108 | 1,354 |
| 経常（税引前）利益 | 2,869 | 2,804 | 2,563 | 2,441 | 2,548 | 3,200 | 2,994 | 2,462 | 2,552 | 2,448 | 2,274 | 941 | 1,168 | 1,412 |
| 法人税等合計 | - | - | - | 1,291 | 957 | 1,110 | 959 | 790 | 805 | 716 | 726 | 295 | 387 | 480 |
| 純利益 | 1,600 | 1,574 | 1,460 | 1,895 | 1,570 | 2,082 | 2,035 | 1,649 | 1,697 | 1,558 | 1,547 | 572 | 781 | 932 |
| 一株あたり利益 | 69.71 | 68.58 | 63.63 | 82.57 | 68.42 | 90.7 | 88.66 | 71.85 | 73.93 | 67.86 | 67.42 | 24.93 | 34.04 | 40.61 |
| 一株あたり配当金 | 16 | 16 | 23 | 81 | 69 | 91 | 91 | 75 | 75 | 69 | 69 | 46 | 36 | 42 |