| （単位：百万） | 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 | 25,306 | 32,918 | 37,641 | 33,794 | 34,560 | 44,378 | 46,378 | 50,069 | 39,087 | 47,071 | 53,309 | 43,649 | 53,473 |
| 売上成長率（％） | - | -21.9 | 20.4 | 13.3 | -18.1 | 22.5 | |||||||
| 営業費用 | 23,794 | 31,553 | 34,441 | 31,932 | 31,979 | 42,807 | 41,562 | 41,809 | 31,130 | 39,266 | 48,131 | 34,998 | 43,824 |
| 営業利益 | 1,512 | 1,365 | 3,200 | 1,862 | 2,581 | 1,571 | 4,816 | 8,260 | 7,957 | 7,805 | 5,178 | 8,651 | 9,649 |
| 営業利益率 (%) | 20.4 | 16.6 | 9.7 | 19.8 | 18.0 | ||||||||
| 経常（税引前）利益 | 1,071 | 613 | 2,173 | 11 | 2,451 | 569 | 3,570 | 7,535 | 4,190 | 7,729 | 4,542 | 7,879 | 7,299 |
| 経常（税引前）利益率（％） | 4.2 | 1.9 | 5.8 | 0.0 | 7.1 | 1.3 | 7.7 | 15.0 | 10.7 | 16.4 | 8.5 | 18.1 | 13.6 |
| 法人税等合計 | 128 | 123 | 611 | 170 | 142 | -2,697 | 237 | 1,708 | 774 | 1,415 | 1,604 | 1,821 | 1,668 |
| 実効税率（％） | 18.5 | 18.3 | 35.3 | 23.1 | 22.9 | ||||||||
| 純利益 | 943 | 629 | 1,608 | 251 | 2,309 | 3,266 | 3,333 | 5,827 | 3,416 | 6,314 | 3,003 | 6,191 | 5,631 |
| 純利益率（％） | 8.7 | 13.4 | 5.6 | 14.2 | 10.5 | ||||||||
| EBITDA | 11,669 | 11,657 | 9,495 | 13,264 | 14,816 | ||||||||
| EBITDAマージン（％） | 29.9 | 24.8 | 17.8 | 30.4 | 27.7 |