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 46 29.9%
2 China 33 21.4%
3 United Kingdom 18 11.7%
4 Russia 15 9.7%
5 Germany 12 7.8%
6 Hong Kong 7 4.5%
7 Taiwan 7 4.5%
8 Ukraine 4 2.6%
9 France 4 2.6%
10 Estonia 3 1.9%
11 Finland 1 0.6%
12 Singapore 1 0.6%
13 India 1 0.6%
14 Italy 1 0.6%
15 Moldova, Republic of 1 0.6%