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 71 35.1%
2 United States 63 31.2%
3 Germany 17 8.4%
4 Hong Kong 12 5.9%
5 Canada 10 5%
6 Singapore 7 3.5%
7 Portugal 5 2.5%
8 Taiwan 4 2%
9 Senegal 3 1.5%
10 Korea, Republic of 3 1.5%
11 Australia 2 1%
12 Russia 1 0.5%
13 Malaysia 1 0.5%
14 Netherlands 1 0.5%
15 Poland 1 0.5%
16 United Kingdom 1 0.5%