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 371 41.8%
2 United States 334 37.6%
3 Netherlands 66 7.4%
4 Germany 32 3.6%
5 Hong Kong 17 1.9%
6 France 17 1.9%
7 Canada 9 1%
8 Portugal 7 0.8%
9 United Kingdom 6 0.7%
10 Japan 4 0.5%
11 4 0.5%
12 Australia 3 0.3%
13 Senegal 3 0.3%
14 Singapore 3 0.3%
15 Taiwan 3 0.3%
16 India 2 0.2%
17 Italy 2 0.2%
18 Austria 1 0.1%
19 Sweden 1 0.1%
20 Saudi Arabia 1 0.1%
21 Luxembourg 1 0.1%
22 New Zealand 1 0.1%