[Retracted] Environmental Efficiency of Node Cities in Chinese Section of Silk Road Economic Zone and Its Influencing Factors

Table 3

Regional distribution of mean environmental efficiencies of node cities in the Chinese section of the SREZ in 2011–2020.

Year	Eastern city	Central city	Western city
2011	0.776	0.461	0.329
2012	0.787	0.521	0.337
2013	0.768	0.503	0.308
2014	0.769	0.475	0.304
2015	0.775	0.473	0.298
2016	0.828	0.470	0.282
2017	0.845	0.472	0.283
2018	0.812	0.456	0.276
2019	0.819	0.417	0.289
2020	0.825	1.419	0.296