| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 3Q21 | -37.8 | -62.8% |
| 2Q21 | -36.2 | -81.4% |
| 1Q21 | -32.8 | -3.9% |
| 3Q20 | -101.6 | +232.3% |
| 2Q20 | -194.8 | +548.4% |
| 1Q20 | -34.1 | -650.6% |
| 3Q19 | -30.6 | -220.8% |
| 2Q19 | -30.0 | +527.6% |
| 1Q19 | 6.2 | -132.1% |
| 3Q18 | 25.3 | -15.8% |
| 2Q18 | -4.8 | -136.3% |
| 1Q18 | -19.3 | -278.6% |
| 3Q17 | 30.0 | -25.8% |
| 2Q17 | 13.2 | -57.6% |
| 1Q17 | 10.8 | -44.9% |
| 3Q16 | 40.5 | +252.7% |
| 2Q16 | 31.1 | +174.9% |
| 1Q16 | 19.6 | +84.8% |
| 3Q15 | 11.5 | -83.5% |
| 2Q15 | 11.3 | -44.3% |
| 1Q15 | 10.6 | -49.8% |
| 3Q14 | 69.7 | -251.6% |
| 2Q14 | 20.3 | +173.0% |
| 1Q14 | 21.1 | -58.7% |
| 3Q13 | -46.0 | -114.5% |
| 2Q13 | 7.4 | -99.4% |
| 1Q13 | 51.2 | +162.0% |
| 3Q12 | 316.9 | +1485.2% |
| 2Q12 | 1344.1 | -29866.4% |
| 1Q12 | 19.5 | +109.8% |
| 3Q11 | 20.0 | - |
| 2Q11 | -4.5 | - |
| 1Q11 | 9.3 | - |