Research on Sustainable Development of Resource-Based Cities Based on the DEA Approach: A Case Study of Jiaozuo, China

Table 2

Industry structure in Jiaozuo [29].

Year	Primary industry	Secondary industry	Tertiary industry
2000	17.2	50.6	32.2
2001	16.3	51.3	32.4
2002	14.8	52.6	32.6
2003	11.6	55.5	32.9
2004	11.5	59.7	28.8
2005	10.1	62.5	27.4
2006	8.9	64.2	26.9
2007	8.5	65.8	25.7
2008	8.1	66.9	25.0
2009	8.0	67.3	24.7
2010	8.1	68.6	23.3
2011	7.8	69.7	22.5
2012	7.9	67.5	24.6
2013	7.8	67.4	24.8