Eco-Efficiency Measurement of Green Buildings and Its Spatial and Temporal Differences Based on a Three-Stage Superefficient SBM-DEA Model

Table 6

Final measurement results of eco-efficiency of green buildings in each city and province.

Region	2013	2014	2015	2016	2017	2018	2019	2020	Average
Beijing	0.973	1.021	0.839	0.923	0.856	1.076	0.944	1.068	0.963
Tianjin	0.379	0.522	0.532	0.576	0.584	0.757	0.874	0.919	0.643
Heibei	0.384	0.591	0.678	0.691	0.928	1.014	1.086	1.006	0.797
Liaoning	0.450	1.037	0.461	0.580	0.521	0.510	0.316	0.436	0.539
Shanghai	0.927	1.113	0.946	1.028	1.066	1.125	1.111	1.183	1.062
Jiangsu	1.572	1.131	1.336	1.000	1.601	1.419	1.341	1.566	1.371
Zhejiang	1.227	1.117	0.999	1.148	1.311	1.101	1.030	1.163	1.137
Fujian	0.420	0.572	0.660	0.484	0.614	0.662	0.734	0.812	0.620
Shandong	0.882	0.840	0.969	1.097	1.077	1.002	1.142	1.207	1.027
Guangdong	1.078	1.284	1.138	0.980	1.222	1.346	1.221	1.299	1.196
Hainan	0.362	0.381	0.453	0.488	0.558	0.537	0.585	0.569	0.492
East	0.787	0.874	0.819	0.818	0.940	0.959	0.944	1.021	0.895
Shanxi	0.338	0.358	0.574	0.601	0.427	0.638	0.701	0.835	0.559
Jilin	0.461	0.588	0.554	0.449	0.585	0.642	0.675	0.558	0.564
Heilong jiang	0.358	0.240	0.388	0.383	0.366	0.434	0.422	0.381	0.372
Anhui	0.428	0.535	0.471	0.457	0.613	0.576	0.581	0.699	0.545
Jiangxi	0.469	0.514	0.586	0.706	0.441	0.573	0.711	0.750	0.594
Henan	0.855	1.008	1.032	1.155	0.970	1.080	1.036	1.234	1.046
Hubei	0.525	0.902	0.878	1.043	0.929	1.140	1.270	0.948	0.954
Hunan	0.558	0.578	0.519	0.580	0.582	0.492	0.684	0.716	0.589
Middle	0.499	0.590	0.625	0.672	0.614	0.697	0.760	0.765	0.653
Neimenggu	0.352	0.318	0.362	0.409	0.360	0.377	0.354	0.390	0.365
Guangxi	0.363	0.416	0.543	0.635	0.522	0.565	0.567	0.588	0.525
Chongqing	0.470	0.557	0.689	0.883	1.010	1.081	1.077	0.961	0.841
Sichuan	0.342	0.654	0.540	0.635	0.724	0.655	0.772	0.792	0.639
Guizhou	0.231	0.400	0.478	0.588	0.573	0.575	0.554	0.783	0.523
Yunnan	0.352	0.482	0.521	0.496	0.599	0.544	0.568	0.543	0.513
Shanxi	0.572	0.769	0.791	0.962	1.284	1.186	1.237	1.214	1.002
Gansu	0.399	0.403	0.328	0.405	0.581	0.473	0.534	0.566	0.461
Qinghai	0.281	0.357	0.242	0.230	0.305	0.491	0.374	0.338	0.327
Ningxia	0.288	0.380	0.353	0.373	0.322	0.341	0.388	0.375	0.352
Xinjiang	0.270	0.382	0.336	0.414	0.391	0.481	0.438	0.427	0.392
West	0.356	0.465	0.471	0.548	0.606	0.615	0.624	0.634	0.540
National	0.552	0.648	0.640	0.680	0.731	0.763	0.778	0.811	0.701