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 191 47.8%
2 United States 103 25.8%
3 Canada 30 7.5%
4 Germany 28 7%
5 Netherlands 28 7%
6 United Kingdom 4 1%
7 Ireland 3 0.8%
8 Hong Kong 2 0.5%
9 Poland 2 0.5%
10 Russia 2 0.5%
11 Singapore 2 0.5%
12 Taiwan 2 0.5%
13 Togo 1 0.2%
14 Turkey 1 0.2%
15 Sweden 1 0.2%