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 512 44%
2 China 248 21.3%
3 Germany 111 9.5%
4 Netherlands 102 8.8%
5 France 83 7.1%
6 United Kingdom 23 2%
7 Russia 17 1.5%
8 Czech Republic 13 1.1%
9 Hong Kong 11 0.9%
10 Portugal 8 0.7%
11 5 0.4%
12 Ukraine 5 0.4%
13 Ireland 4 0.3%
14 Canada 3 0.3%
15 India 3 0.3%
16 Estonia 3 0.3%
17 Finland 3 0.3%
18 Taiwan 3 0.3%
19 Poland 2 0.2%
20 Korea, Republic of 1 0.1%
21 Latvia 1 0.1%
22 Spain 1 0.1%
23 Sweden 1 0.1%
24 Trinidad and Tobago 1 0.1%