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 70 27.5%
2 China 56 22%
3 Germany 33 12.9%
4 Netherlands 18 7.1%
5 Ireland 8 3.1%
6 Russia 8 3.1%
7 United Kingdom 6 2.4%
8 Canada 6 2.4%
9 Croatia 5 2%
10 Poland 5 2%
11 South Africa 5 2%
12 Sweden 4 1.6%
13 Ecuador 4 1.6%
14 Moldova, Republic of 4 1.6%
15 Australia 3 1.2%
16 Brazil 3 1.2%
17 2 0.8%
18 Denmark 2 0.8%
19 Philippines 2 0.8%
20 Mauritius 2 0.8%
21 Ukraine 2 0.8%
22 Spain 2 0.8%
23 Singapore 1 0.4%
24 Hong Kong 1 0.4%
25 India 1 0.4%
26 Czech Republic 1 0.4%
27 Chile 1 0.4%