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 55 32%
2 China 49 28.5%
3 United Kingdom 19 11%
4 Russia 16 9.3%
5 Germany 12 7%
6 France 5 2.9%
7 Taiwan 4 2.3%
8 Canada 3 1.7%
9 Estonia 2 1.2%
10 Ukraine 2 1.2%
11 Trinidad and Tobago 1 0.6%
12 Finland 1 0.6%
13 Hong Kong 1 0.6%
14 Netherlands 1 0.6%
15 Poland 1 0.6%