Table 2.

Scoring weights derived from principal component analysis.

Household item	Component 1	Unexplained variance	Mean	SD
Electricity	0.3631	0.5129	0.5139	0.4999
Fan	0.3953	0.4227	0.2385	0.4263
Furniture	0.3037	0.6593	0.6391	0.4803
Radio	0.3173	0.6281	0.5638	0.4960
Television	0.4015	0.4045	0.3866	0.4871
Refrigerator	0.3586	0.5249	0.1568	0.3636
Cell Phone	0.3192	0.6236	0.7063	0.4555
Computer	0.2208	0.8200	0.0403	0.1966
Motorcycle	0.0958	0.9661	0.0229	0.1497
Car	0.1754	0.8864	0.0325	0.1774
Tractor	0.0082	0.9998	0.0015	0.0393
Camera	0.1260	0.9414	0.0115	0.1065
Sewing machine	0.1498	0.9171	0.1090	0.3117
Generator	0.0170	0.9989	0.0198	0.1394