The Impact of Spatial Structure on Economic Efficiency of Beijing-Tianjin-Hebei Megalopolis in China

Table 2

Calculation results of the primacy of Beijing-Tianjin-Hebei urban agglomeration.

Cities	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	Mean
Beijing	1.052	1.031	1.080	1.075	1.075	1.074	1.066	1.071	1.073	1.074	1.067
Tianjin	2.066	2.276	2.437	2.403	2.394	2.444	2.476	2.515	2.496	2.496	2.400
Shijiazhuang	1.039	1.043	1.031	1.025	1.041	1.197	1.038	1.038	1.033	1.026	1.051
Tangshan	1.061	1.063	1.057	1.059	1.063	1.066	1.065	1.064	1.061	1.068	1.063
Qinhuangdao	1.423	1.424	1.368	1.368	1.364	1.363	1.388	1.432	1.462	1.521	1.411
Handan	1.103	1.107	1.102	1.071	1.039	1.151	1.097	1.097	1.003	1.003	1.077
Xingtai	1.253	1.291	1.305	1.309	1.299	1.294	1.298	1.298	1.298	1.100	1.275
Baoding	1.017	1.010	1.005	1.003	1.001	1.090	1.105	1.090	1.090	1.091	1.050
Zhangjiakou	1.077	1.052	1.110	1.186	1.274	1.170	1.170	1.170	1.142	1.243	1.159
Chengde	1.001	1.000	1.052	1.041	1.034	0.945	1.027	1.027	1.026	1.237	1.039
Cangzhou	1.089	1.067	1.065	1.064	1.010	1.076	1.112	1.119	1.088	1.172	1.086
Langfang	1.052	1.035	1.029	1.027	1.027	1.027	1.029	1.019	1.026	1.016	1.029
Hengshui	1.001	1.004	1.002	1.002	1.003	1.004	1.021	1.001	1.020	1.020	1.008
SD	0.282	0.337	0.372	0.364	0.364	0.369	0.377	0.390	0.390	0.388	0.363
Max	2.066	2.276	2.437	2.403	2.394	2.444	2.476	2.515	2.496	2.496	2.400
Min	1.001	1.000	1.002	1.002	1.001	0.945	1.021	1.001	1.003	1.003	0.998
Mean	1.172	1.185	1.203	1.203	1.202	1.223	1.223	1.226	1.217	1.236	1.209