BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 750 49.8%
2 United States 332 22%
3 Netherlands 178 11.8%
4 Germany 73 4.8%
5 France 60 4%
6 Korea, Republic of 18 1.2%
7 Canada 16 1.1%
8 Russia 15 1%
9 Sweden 14 0.9%
10 Taiwan 10 0.7%
11 Hong Kong 8 0.5%
12 Senegal 6 0.4%
13 Cote D'ivoire 6 0.4%
14 India 5 0.3%
15 Australia 3 0.2%
16 Switzerland 3 0.2%
17 Philippines 2 0.1%
18 Czech Republic 2 0.1%
19 Finland 2 0.1%
20 Bangladesh 1 0.1%
21 Mauritius 1 0.1%
22 Singapore 1 0.1%
23 South Africa 1 0.1%