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 50 32.5%
2 China 31 20.1%
3 Netherlands 23 14.9%
4 Germany 19 12.3%
5 Hong Kong 7 4.5%
6 Portugal 5 3.2%
7 Canada 4 2.6%
8 Senegal 3 1.9%
9 3 1.9%
10 France 2 1.3%
11 Australia 1 0.6%
12 Brazil 1 0.6%
13 Russia 1 0.6%
14 Macao 1 0.6%
15 Singapore 1 0.6%
16 Sweden 1 0.6%
17 Taiwan 1 0.6%