[Retracted] Spatial Pattern Evolution and Influencing Factors on Industrial Agglomeration: Evidence from Pearl River Delta Urban Agglomeration

Table 2

Spatial standard deviation ellipse parameters of various industries in Pearl River Delta urban agglomeration.

Industries	Year	Area	Long axis	Short axis	Azimuth
Manufacturing	2006	12392.22	76.83	51.35	89.81
	2018	12677.16	82.15	49.12	91.85
Producer services	2006	11430.92	70.57	51.56	113.61
	2018	11216.95	73.00	48.91	114.41
Consumer services	2006	12416.73	75.66	52.24	105.73
	2018	12208.07	74.38	52.25	106.97
Foreign-invested industries	2006	11965.09	69.69	54.65	85.75
	2018	13336.41	77.42	54.84	84.75