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 69 42.1%
2 United States 47 28.7%
3 Germany 11 6.7%
4 Portugal 6 3.7%
5 Singapore 5 3%
6 Hong Kong 5 3%
7 Russia 4 2.4%
8 Senegal 3 1.8%
9 Japan 3 1.8%
10 3 1.8%
11 Italy 2 1.2%
12 India 2 1.2%
13 Israel 1 0.6%
14 France 1 0.6%
15 Viet Nam 1 0.6%
16 Taiwan 1 0.6%