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 207 36%
2 China 165 28.7%
3 Netherlands 50 8.7%
4 Germany 49 8.5%
5 France 25 4.3%
6 United Kingdom 19 3.3%
7 Hong Kong 14 2.4%
8 Russia 11 1.9%
9 Portugal 7 1.2%
10 Canada 7 1.2%
11 Ireland 5 0.9%
12 4 0.7%
13 India 3 0.5%
14 Senegal 3 0.5%
15 Estonia 2 0.3%
16 Finland 1 0.2%
17 Moldova, Republic of 1 0.2%
18 Ukraine 1 0.2%
19 Romania 1 0.2%