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 United States 182 34.8%
2 China 167 31.9%
3 Canada 38 7.3%
4 Germany 37 7.1%
5 Netherlands 21 4%
6 Sweden 21 4%
7 Malaysia 13 2.5%
8 Hong Kong 7 1.3%
9 Taiwan 6 1.1%
10 Ireland 5 1%
11 Russia 4 0.8%
12 Singapore 4 0.8%
13 Peru 2 0.4%
14 Switzerland 2 0.4%
15 India 2 0.4%
16 Czech Republic 2 0.4%
17 Argentina 2 0.4%
18 Australia 2 0.4%
19 Uzbekistan 2 0.4%
20 Austria 1 0.2%
21 France 1 0.2%
22 United Kingdom 1 0.2%
23 Philippines 1 0.2%