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 206 40.9%
2 China 153 30.4%
3 Netherlands 41 8.1%
4 Germany 21 4.2%
5 United Kingdom 17 3.4%
6 Hong Kong 13 2.6%
7 France 13 2.6%
8 Canada 7 1.4%
9 Portugal 7 1.4%
10 Senegal 3 0.6%
11 Malaysia 3 0.6%
12 3 0.6%
13 Australia 3 0.6%
14 Taiwan 3 0.6%
15 Turkey 3 0.6%
16 Ireland 2 0.4%
17 New Zealand 2 0.4%
18 Singapore 2 0.4%
19 Sweden 1 0.2%
20 Japan 1 0.2%