Analysis and Prediction of the Coupling Coordination Relationship between Tourism and Air Environment: Yangtze River Economic Zone in China as Example

Table 7

CCDs of tourism-air environment system.

	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
Shanghai	0.776	0.711	0.683	0.596	0.665	0.560	0.680	0.644	0.705	0.630
Chongqing	0.499	0.518	0.492	0.448	0.482	0.566	0.466	0.473	0.567	0.567
Anhui	0.501	0.635	0.625	0.492	0.641	0.679	0.609	0.670	0.730	0.791
Zhejiang	0.566	0.700	0.615	0.600	0.806	0.791	0.824	0.840	0.744	0.649
Jiangsu	0.726	0.763	0.698	0.790	0.917	0.820	0.815	0.820	0.726	0.664
Hubei	0.478	0.644	0.626	0.478	0.603	0.633	0.650	0.611	0.666	0.649
Jiangxi	0.407	0.522	0.482	0.412	0.468	0.529	0.589	0.536	0.551	0.534
Hunan	0.520	0.595	0.579	0.519	0.590	0.577	0.598	0.565	0.559	0.588
Yunnan	0.537	0.647	0.585	0.748	0.586	0.610	0.646	0.649	0.588	0.597
Sichuan	0.501	0.543	0.531	0.531	0.559	0.603	0.579	0.532	0.506	0.582
Guizhou	0.212	0.391	0.391	0.368	0.443	0.449	0.477	0.482	0.479	0.375