| （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 | 26,706 | 24,792 | 24,697 | 24,955 | 25,074 | 26,693 | 26,602 | 25,145 | 24,751 | 24,021 | 23,864 | 24,390 | 26,442 | 27,183 |
| 売上原価 | - | - | - | 17,592 | 17,823 | 18,757 | 18,907 | 18,460 | 18,122 | 17,576 | 17,602 | 18,656 | 19,405 | 19,726 |
| 売上総利益 | - | - | - | 7,362 | 7,250 | 7,935 | 7,694 | 6,684 | 6,628 | 6,444 | 6,261 | 5,734 | 7,037 | 7,456 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 7,060 | 7,091 | 7,470 | 7,736 | 7,256 | 7,185 | 6,907 | 6,894 | 6,403 | 6,439 | 6,851 |
| 営業利益 | - | - | - | 302 | 158 | 464 | -41 | -571 | -557 | -462 | -633 | -669 | 597 | 604 |
| 経常（税引前）利益 | -15 | -54 | 486 | 359 | 259 | 553 | 84 | -438 | -507 | -354 | -523 | -554 | 617 | 598 |
| 法人税等合計 | - | - | - | 48 | 80 | 142 | 207 | 53 | 43 | 47 | 39 | 39 | 41 | -231 |
| 純利益 | 35 | -229 | 519 | 303 | 150 | 410 | 57 | -531 | -551 | -368 | -739 | -1,145 | 474 | 2,055 |
| 一株あたり利益 | 0.51 | -3.31 | 7.51 | 4.38 | 2.17 | 5.93 | 8.26 | -76.82 | -79.63 | -53.18 | -106.83 | -165.5 | 68.51 | 296.82 |
| 一株あたり配当金 | - | - | - | - | - | - | - | - | 0 | 0 | 0 | 0 | 0 | 0 |