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 United States 66 47.1%
2 China 31 22.1%
3 Germany 11 7.9%
4 Netherlands 8 5.7%
5 Cote D'ivoire 4 2.9%
6 Canada 3 2.1%
7 Sweden 3 2.1%
8 Hong Kong 3 2.1%
9 Bangladesh 2 1.4%
10 Bolivia, Plurinational State of 2 1.4%
11 Cambodia 2 1.4%
12 Argentina 1 0.7%
13 Brazil 1 0.7%
14 Colombia 1 0.7%
15 India 1 0.7%
16 United Kingdom 1 0.7%