BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 286 87.2%
2 United States 10 3%
3 South Africa 6 1.8%
4 Hong Kong 5 1.5%
5 Singapore 4 1.2%
6 Russia 3 0.9%
7 Japan 3 0.9%
8 Germany 3 0.9%
9 Korea, Republic of 2 0.6%
10 Uzbekistan 2 0.6%
11 Taiwan 1 0.3%
12 Jamaica 1 0.3%
13 Brazil 1 0.3%
14 Canada 1 0.3%