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 63 49.6%
2 United States 16 12.6%
3 United Kingdom 9 7.1%
4 Germany 8 6.3%
5 Netherlands 7 5.5%
6 Russia 6 4.7%
7 Senegal 4 3.1%
8 France 4 3.1%
9 Ukraine 4 3.1%
10 Singapore 2 1.6%
11 Poland 1 0.8%
12 Hong Kong 1 0.8%
13 Moldova, Republic of 1 0.8%
14 Canada 1 0.8%