| （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 | 8,245 | 7,921 | 8,812 | 8,434 | 8,154 | 8,103 | 7,800 | 7,401 | 7,094 | 5,310 | 5,331 | 5,354 | 5,108 | 5,041 |
| 売上原価 | - | - | - | 6,725 | 6,749 | 6,257 | 6,010 | 5,862 | 5,610 | 4,112 | 3,983 | 3,982 | 4,034 | 3,867 |
| 売上総利益 | - | - | - | 1,709 | 1,404 | 1,845 | 1,789 | 1,538 | 1,483 | 1,198 | 1,347 | 1,371 | 1,074 | 1,173 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 1,980 | 1,905 | 1,704 | 1,689 | 1,704 | 1,757 | 1,345 | 1,254 | 1,286 | 1,199 | 1,267 |
| 営業利益 | - | - | - | -272 | -501 | 140 | 100 | -166 | -274 | -147 | 93 | 85 | -126 | -94 |
| 経常（税引前）利益 | 357 | 146 | 504 | -179 | -598 | 33 | 124 | -250 | -362 | -232 | 167 | 14 | -45 | 366 |
| 法人税等合計 | - | - | - | 65 | 20 | -9 | 55 | -37 | 21 | -21 | 14 | -12 | 39 | 18 |
| 純利益 | 219 | 68 | 402 | -246 | -717 | 3 | 117 | -331 | -1,510 | -323 | 2,138 | 40 | -109 | 509 |
| 一株あたり利益 | 12.44 | 3.95 | 23.49 | -14.68 | -43.08 | 0.18 | 7.16 | -20.36 | -93 | -19.85 | 132.2 | 2.53 | -6.83 | 32.46 |
| 希薄化後一株あたり利益 | - | - | - | - | - | - | - | - | - | - | 105.14 | 2.18 | - | - |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | - | - | - | ||
| 一株あたり配当金 | 5 | 5 | 10 | 5 | - | 3 | 5 | - | 0 | 0 | 5 | 2.5 | 0 | 25 |