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 49 34.3%
2 United Kingdom 27 18.9%
3 China 22 15.4%
4 Germany 12 8.4%
5 Russia 12 8.4%
6 France 5 3.5%
7 Taiwan 3 2.1%
8 Turkey 2 1.4%
9 Netherlands 2 1.4%
10 Estonia 2 1.4%
11 Japan 2 1.4%
12 Lithuania 1 0.7%
13 India 1 0.7%
14 Finland 1 0.7%
15 Canada 1 0.7%
16 Poland 1 0.7%