| in1 | in2 | in3 | in4 | |
x1 | 食品消费支出 | 0.9926 | −0.1008 | −0.0682 | 0.0013 |
x2 | 衣着消费支出 | 0.9981 | −0.0531 | −0.0177 | 0.0249 |
x3 | 居住消费支出 | 0.9781 | −0.2081 | −0.0011 | 0.0074 |
x4 | 家庭设备消费支出 | 0.9901 | −0.1301 | −0.0130 | 0.0510 |