| （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 | 3,961 | 3,765 | 3,850 | 4,031 | 4,753 | 4,980 | 4,239 | 4,582 | 3,896 | 3,175 | 3,918 | 3,626 | 3,411 | 3,519 |
| 売上原価 | - | - | - | 2,880 | 3,596 | 3,747 | 3,096 | 3,264 | 2,834 | 2,541 | 2,726 | 2,584 | 2,467 | 2,509 |
| 売上総利益 | - | - | - | 1,151 | 1,156 | 1,232 | 1,143 | 1,318 | 1,062 | 634 | 1,191 | 1,041 | 944 | 1,010 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 1,231 | 1,134 | 1,175 | 1,173 | 1,196 | 1,175 | 1,060 | 1,070 | 1,069 | 1,086 | 1,064 |
| 営業利益 | - | - | - | -81 | 22 | 57 | -30 | 122 | -114 | -426 | 121 | -28 | -142 | -55 |
| 経常（税引前）利益 | 6 | -137 | -92 | 57 | 42 | 93 | 21 | 130 | -88 | -315 | 253 | 45 | -109 | -48 |
| 法人税等合計 | - | - | - | 19 | 17 | -74 | 8 | 42 | 153 | 19 | 20 | 9 | 3 | 30 |
| 純利益 | 6 | -185 | -109 | 21 | 12 | 60 | 5 | 83 | -214 | -631 | 241 | 39 | -127 | -80 |
| 一株あたり利益 | 1.15 | -31.57 | -18.62 | 3.74 | 2.2 | 9.7 | 0.92 | 11.82 | -36.38 | -106.83 | 40.84 | 6.7 | -21.28 | -13.35 |
| 一株あたり配当金 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 3 | 3 | 5 | 3 | 3 | 3 |