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 211 60.1%
2 United States 55 15.7%
3 Germany 46 13.1%
4 Hong Kong 10 2.8%
5 Russia 9 2.6%
6 Netherlands 5 1.4%
7 Canada 3 0.9%
8 Macao 3 0.9%
9 Finland 2 0.6%
10 France 2 0.6%
11 United Kingdom 2 0.6%
12 Sweden 1 0.3%
13 Ireland 1 0.3%
14 Mauritius 1 0.3%