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 77 44.3%
2 China 63 36.2%
3 Germany 9 5.2%
4 Taiwan 7 4%
5 France 5 2.9%
6 United Kingdom 3 1.7%
7 Senegal 3 1.7%
8 Netherlands 2 1.1%
9 Poland 1 0.6%
10 India 1 0.6%
11 Japan 1 0.6%
12 Canada 1 0.6%
13 Dominican Republic 1 0.6%