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 79 51.3%
2 United States 29 18.8%
3 Germany 13 8.4%
4 Hong Kong 7 4.5%
5 Portugal 6 3.9%
6 Uzbekistan 4 2.6%
7 Canada 4 2.6%
8 Senegal 3 1.9%
9 Mexico 3 1.9%
10 Nigeria 2 1.3%
11 Russia 2 1.3%
12 Indonesia 1 0.6%
13 United Kingdom 1 0.6%