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 320 71%
2 United States 55 12.2%
3 Germany 35 7.8%
4 Hong Kong 11 2.4%
5 Senegal 10 2.2%
6 India 4 0.9%
7 Ireland 3 0.7%
8 Canada 3 0.7%
9 United Kingdom 3 0.7%
10 Taiwan 2 0.4%
11 France 2 0.4%
12 Singapore 1 0.2%
13 Italy 1 0.2%
14 Ukraine 1 0.2%