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 China 60 46.2%
2 United States 25 19.2%
3 Hong Kong 18 13.8%
4 Germany 7 5.4%
5 United Kingdom 5 3.8%
6 Singapore 4 3.1%
7 Canada 3 2.3%
8 Senegal 3 2.3%
9 Taiwan 2 1.5%
10 Italy 1 0.8%
11 Portugal 1 0.8%
12 Russia 1 0.8%