groups			Furong	Kaifu	Tianxin	Yuhua	Yuelu
Average floor area per student	Interval difference	Theil value	0.0972	0.2359	0.1139	0.1932	0.2440
	Interval difference	contribution	98.83%	99.82%	99.70%	97.57%	95.63%
	Within difference	Theil value	0.0011	0.0004	0.0003	0.0048	0.0111
	Within difference	contribution	1.17%	0.18%	0.30%	2.43%	4.57%
	Total Theil value		0.0983	0.2363	0.1142	0.1980	0.2551
Teacher-student ratio	Interval difference	Theil value	0.0014	0.0080	0.0081	0.0068	0.0071
	Interval difference	contribution	96.85%	79.11%	93.80%	79.36%	71.61%
	Within difference	Theil value	4.43e−05	2.11e−03	5.34e−04	1.77e−03	2.83e-03
	Within difference	contribution	3.15%	20.89%	6.20%	20.64%	28.39%
	Total Theil value		0.0014	0.0101	0.0086	00086	0.0099