| A | (I) B | (J) B | 均值差值(I-J) | 标准误差 | Sig.a | 差分的95%置信区间 | |
| 下限 | 上限 | ||||||
| 1 | 1 | 2 | 4218.506* | 463.904 | 0.000 | 3303.046 | 5133.965 |
| 2 | 1 | −4218.506* | 463.904 | 0.000 | −5133.965 | −3303.046 | |
| 2 | 1 | 2 | −1056.244* | 179.070 | 0.000 | −1409.619 | −702.870 |
| 2 | 1 | 1056.244* | 179.070 | 0.000 | 702.870 | 1409.619 | |