zhòng 仲

### Migration and Distribution #### Historical Distribution and Migration During the Song Dynasty, the population of the Zhong surname was approximately 33,000, accounting for about 0.04% of the total national population and ranking after the 200th among the large surnames. They were mainly distributed in Hunan, Shandong, Hebei, Jiangsu, Zhejiang and other places. Hunan was the province with the largest population of the Zhong surname, accounting for about 27% of the total population of the Zhong surname. During the Ming Dynasty, the population of the Zhong surname was approximately 57,000, accounting for about 0.06% of the total national population and ranking after the 180th among the large surnames. They were mainly concentrated in Jiangsu, Zhejiang, Hebei, Anhui, Sichuan, Henan and other places. Jiangsu was the province with the largest population of the Zhong surname, accounting for about half of the total population of the Zhong surname. #### Contemporary Distribution of the Zhong Surname Currently, the population of the Zhong surname is approximately 350,000, accounting for about 0.027% of the total national population and ranking as the 245th largest surname. Over the past 1000 years since the Song Dynasty, the growth rate of the Zhong surname population has shown a ∧-shaped trend. At present, they are mainly concentrated in Jiangsu, Liaoning, Shandong and Shanghai. The Zhong surname population in these four provinces and municipalities accounts for about 59% of the total population of the Zhong surname. Secondly, they are distributed in Shaanxi, Heilongjiang, Henan, Anhui, Gansu and other places. Jiangsu is the province with the largest population of the Zhong surname, accounting for more than 40% of the total population of the Zhong surname. The distribution frequency diagram of the Zhong surname in the population shows that in Jiangsu, Shanghai, Anhui, most of Zhejiang, the northern end of Jiangxi, the northeast of Hubei, the southeast of Henan, most of Shandong and Liaoning, Jilin and Heilongjiang, the eastern part of Inner Mongolia, the southwest of Shaanxi, most of Gansu and Ningxia, the western part of Sichuan, the eastern part of Qinghai and the northwest of Xinjiang, the proportion of the Zhong surname in the local population is generally above 0.03%, and can reach more than 0.2% at most. Among them, the proportion of the Zhong surname population in Shuyang, Jiangsu is even higher. The above areas cover about 32.2% of the total land area of the country and are home to about 77% of the Zhong surname population.