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 122 53.5%
2 United States 47 20.6%
3 Hong Kong 15 6.6%
4 Germany 12 5.3%
5 Taiwan 6 2.6%
6 France 5 2.2%
7 Viet Nam 4 1.8%
8 Netherlands 4 1.8%
9 Ireland 3 1.3%
10 Japan 2 0.9%
11 Czech Republic 2 0.9%
12 Bolivia, Plurinational State of 1 0.4%
13 Canada 1 0.4%
14 India 1 0.4%
15 Singapore 1 0.4%
16 Sweden 1 0.4%
17 United Kingdom 1 0.4%