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 185 44.5%
2 Germany 60 14.4%
3 United States 58 13.9%
4 United Kingdom 19 4.6%
5 Sweden 18 4.3%
6 Russia 15 3.6%
7 Ireland 13 3.1%
8 Senegal 11 2.6%
9 South Africa 10 2.4%
10 Thailand 8 1.9%
11 Israel 5 1.2%
12 Netherlands 3 0.7%
13 Hong Kong 2 0.5%
14 Denmark 2 0.5%
15 France 2 0.5%
16 Canada 2 0.5%
17 Brazil 1 0.2%
18 Hungary 1 0.2%
19 Moldova, Republic of 1 0.2%