Study of the Influencing Factors on Development of Ports in Guangdong, Hong Kong, and Macao from the Perspective of Spatial Economics

Table 3

Classification of development level of the port group of Guangdong, Hong Kong, and Macao in different periods.

Year	High level	Medium and high levels	Medium level	Low level
2008	Shenzhen, Hong Kong	Guangzhou, Foshan, Zhanjiang	Jiangmen, Zhongshan, Zhuhai, Macao, Shantou	Shaoguan, Qingyuan, Zhaoqing, Yunfu, Maoming, Yangjiang, Heyuan, Meizhou, Chaozhou, Jieyang, Shanwei, Huizhou, Dongguan
2012	Shenzhen, Hong Kong	Guangzhou, Foshan, Zhanjiang, Dongguan	Zhaoqing, Jiangmen, Huizhou, Zhongshan, Zhuhai, Macao, Shantou	Shaoguan, Qingyuan, Yunfu, Maoming, Yangjiang, Heyuan, Meizhou, Chaozhou, Jieyang, Shanwei
2017	Guangzhou	Foshan, Zhanjiang, Dongguan, Zhuhai, Shenzhen, Hong Kong	Zhaoqing, Jiangmen, Huizhou, Zhongshan, Macao, Shantou	Shaoguan, Qingyuan, Yunfu, Maoming, Yangjiang, Heyuan, Meizhou, Chaozhou, Jieyang, Shanwei