BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 284 38.2%
2 China 204 27.4%
3 Netherlands 87 11.7%
4 Germany 69 9.3%
5 France 48 6.5%
6 Canada 15 2%
7 Hong Kong 9 1.2%
8 Portugal 7 0.9%
9 Taiwan 4 0.5%
10 United Kingdom 4 0.5%
11 4 0.5%
12 Argentina 2 0.3%
13 Australia 2 0.3%
14 Russia 2 0.3%
15 Sweden 1 0.1%
16 Finland 1 0.1%
17 Israel 1 0.1%