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 35 32.7%
2 United States 31 29%
3 Germany 18 16.8%
4 United Kingdom 5 4.7%
5 Canada 4 3.7%
6 Hong Kong 3 2.8%
7 Macao 2 1.9%
8 Sweden 2 1.9%
9 Senegal 2 1.9%
10 Singapore 1 0.9%
11 Malaysia 1 0.9%
12 Portugal 1 0.9%
13 Australia 1 0.9%
14 France 1 0.9%