Research on the coordinated development of provincial urbanization and carbon emission efficiency of construction industry in China

Table 5 Coupling coordination degree and relative development degree of regional urbanization and the CEECI

Year	Coupling coordination degree				Relative development degree
Year	Eestern	Midland	Western	Nationwide	Eestern	Midland	Western	Nationwide
2010	0.454	0.375	0.371	0.408	3.247	4.475	4.539	3.960
2011	0.473	0.391	0.382	0.424	3.030	4.195	4.338	3.728
2012	0.483	0.401	0.392	0.434	2.885	3.919	4.014	3.496
2013	0.494	0.417	0.406	0.448	2.819	3.667	3.799	3.334
2014	0.508	0.431	0.429	0.464	2.687	3.420	3.409	3.100
2015	0.536	0.449	0.444	0.485	2.341	3.146	3.174	2.805
2016	0.550	0.466	0.462	0.501	2.247	2.928	2.876	2.619
2017	0.570	0.481	0.484	0.520	2.055	2.743	2.552	2.394
2018	0.584	0.498	0.501	0.536	1.912	2.555	2.378	2.229
2019	0.596	0.508	0.517	0.549	1.845	2.486	2.217	2.136
2020	0.597	0.516	0.522	0.552	1.885	2.431	2.206	2.134
2021	0.606	0.519	0.525	0.558	1.882	2.417	2.246	2.140

ISSN: 1750-0680