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 50 30.3%
2 United States 43 26.1%
3 Germany 25 15.2%
4 Netherlands 16 9.7%
5 Philippines 11 6.7%
6 Russia 3 1.8%
7 Senegal 3 1.8%
8 Canada 3 1.8%
9 Macao 3 1.8%
10 United Kingdom 2 1.2%
11 Ireland 2 1.2%
12 Japan 1 0.6%
13 Hong Kong 1 0.6%
14 Sweden 1 0.6%
15 Thailand 1 0.6%