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 78 34.4%
2 United States 67 29.5%
3 Germany 20 8.8%
4 United Kingdom 13 5.7%
5 Ireland 12 5.3%
6 Netherlands 6 2.6%
7 France 6 2.6%
8 Israel 5 2.2%
9 Canada 4 1.8%
10 Sweden 3 1.3%
11 Philippines 3 1.3%
12 Romania 3 1.3%
13 Russia 2 0.9%
14 Singapore 2 0.9%
15 Moldova, Republic of 2 0.9%
16 Ukraine 1 0.4%