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 285 65.1%
2 United States 57 13%
3 Germany 34 7.8%
4 Canada 24 5.5%
5 Ireland 8 1.8%
6 Netherlands 6 1.4%
7 Hong Kong 6 1.4%
8 Russia 5 1.1%
9 Singapore 3 0.7%
10 Japan 3 0.7%
11 France 2 0.5%
12 Sweden 2 0.5%
13 Taiwan 2 0.5%
14 Romania 1 0.2%