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 648 42.3%
2 United States 397 25.9%
3 South Africa 141 9.2%
4 Germany 98 6.4%
5 Netherlands 95 6.2%
6 France 36 2.4%
7 India 15 1%
8 Hong Kong 14 0.9%
9 Russia 14 0.9%
10 Korea, Republic of 14 0.9%
11 Sweden 12 0.8%
12 Senegal 11 0.7%
13 Canada 9 0.6%
14 Ukraine 8 0.5%
15 Ireland 6 0.4%
16 Philippines 6 0.4%
17 Turkey 2 0.1%
18 Denmark 2 0.1%
19 Taiwan 1 0.1%
20 Poland 1 0.1%
21 Uzbekistan 1 0.1%