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 China 252 36.2%
2 United States 228 32.7%
3 Netherlands 63 9%
4 Germany 42 6%
5 France 28 4%
6 United Kingdom 21 3%
7 Hong Kong 13 1.9%
8 Russia 11 1.6%
9 Portugal 7 1%
10 Ireland 6 0.9%
11 Taiwan 5 0.7%
12 Estonia 3 0.4%
13 Poland 3 0.4%
14 India 3 0.4%
15 Canada 3 0.4%
16 Iran, Islamic Republic of 2 0.3%
17 Romania 2 0.3%
18 Finland 2 0.3%
19 1 0.1%
20 Denmark 1 0.1%
21 Sweden 1 0.1%