Construction and Application of Relationship Model between Development of Mining Industry and Carbon Emission of Energy Consumption

Table 8

Decoupling index and decoupling relationship of the coal sector from 2001 to 2020.

Year	%∆E1	%∆G1	%∆C1	eT1	eT1 state		eK1	eK1 state		e1	e1 state
					2001	0.06		0.16	0.07		0.37	+II	2	1.11	+IV	0	0.41	+II	2
2002	0.09	0.17	0.07	0.54	+II	2	0.81	+IV	0	0.44	+II	2
2003	0.21	0.18	0.20	1.18	+IV	0	0.96	+IV	0	1.13	+IV	0
2004	0.20	0.33	0.18	0.61	+II	2	0.89	+IV	0	0.54	+II	2
2005	0.00	0.24	0.01	0.01	+II	2	2.11	−III	−1	0.03	+II	2
2006	−0.02	0.20	−0.02	−0.09	+I	3	0.88	−IV	0	−0.08	+I	3
2007	0.10	0.24	0.09	0.42	+II	2	0.95	+IV	0	0.40	+II	2
2008	−0.12	0.24	−0.10	−0.51	+I	3	0.81	+IV	0	−0.42	+I	3
2009	0.51	0.11	0.44	4.52	−III	−1	0.87	+IV	0	3.91	−III	−1
2010	−0.02	0.23	−0.01	−0.08	+I	3	0.49	−II	−2	−0.04	+I	3
2011	0.05	0.21	0.05	0.23	+II	2	1.10	+IV	0	0.25	+II	2
2012	0.03	0.12	0.04	0.28	+II	2	1.17	+IV	0	0.33	+II	2
2013	−0.02	0.09	0.00	−0.24	+I	3	−0.11	−I	−3	0.03	+II	2
2014	−0.42	0.03	−0.37	−12.39	+I	3	0.87	−IV	0	−10.83	+I	3
2015	0.16	−0.08	0.10	−1.95	−I	−3	0.63	+II	2	−1.23	−I	−3
2016	−0.17	−0.04	−0.15	3.84	+III	1	0.88	−IV	0	3.37	+III	1
2017	0.16	−0.13	0.13	−1.20	−I	−3	0.84	+IV	0	−1.00	−I	−3
2018	−0.08	−0.05	−0.06	1.60	+III	1	0.66	−II	−2	1.06	−II	−2
2019	0.04	−0.11	0.03	−0.36	−I	−3	0.72	+II	2	−0.26	−I	−3
2020	−0.03	+0.00	0.00	−1.00	−II	−2	1.00	−IV	0	1.00	−II	−2