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 61 43.6%
2 United Kingdom 23 16.4%
3 China 20 14.3%
4 Russia 11 7.9%
5 Estonia 5 3.6%
6 Taiwan 5 3.6%
7 Czech Republic 4 2.9%
8 Germany 4 2.9%
9 France 3 2.1%
10 Netherlands 1 0.7%
11 Poland 1 0.7%
12 Singapore 1 0.7%
13 Finland 1 0.7%