Analysis of Nonpoint Source Pollution and Water Environmental Quality Variation Trends in the Nansi Lake Basin from 2002 to 2012

Table 1

The basic situation of primary industry in the Nansi Lake Basin from 2002 to 2012.

Year	Primary industry	Agriculture		Forestry		Animal husbandry		Fishery
	GDP	GDP	Proportion	GDP	Proportion	GDP	Proportion	GDP	Proportion
	(10^8 yuans)	(10^8 yuans)	(%)	(10^8 yuans)	(%)	(10^8 yuans)	(%)	(10^8 yuans)	(%)
2002	492.08	319.80	64.99	12.28	2.50	137.33	27.91	22.67	4.61
2003	527.33	321.85	61.03	13.46	2.55	163.17	30.94	22.69	4.30
2004	644.75	380.44	59.01	14.87	2.31	205.61	31.89	29.65	4.60
2005	739.94	439.85	59.44	13.64	1.84	238.4	32.22	32.32	4.37
2006	794.21	481.80	60.66	16.75	2.11	228.02	28.71	37.47	4.72
2007	896.25	529.16	59.04	18.19	2.03	280.19	31.26	40.23	4.49
2008	1041.71	639.76	61.41	19.68	1.89	307.71	29.54	41.71	4.00
2009	1090.30	674.42	61.86	18.17	1.67	311.44	28.56	49.35	4.53
2010	1237.17	775.96	62.72	17.60	1.42	346.05	27.97	56.66	4.58
2011	1342.66	803.68	59.86	19.16	1.43	410.53	30.58	63.74	4.75
2012	1418.89	848.23	59.78	20.72	1.46	428.35	30.19	71.77	5.06