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 346 51.6%
2 United States 156 23.3%
3 Netherlands 68 10.1%
4 Germany 50 7.5%
5 Canada 10 1.5%
6 Hong Kong 9 1.3%
7 Singapore 7 1%
8 Korea, Republic of 4 0.6%
9 France 4 0.6%
10 Ecuador 3 0.4%
11 United Arab Emirates 3 0.4%
12 Sweden 2 0.3%
13 Macao 2 0.3%
14 Russia 2 0.3%
15 Norway 1 0.1%
16 United Kingdom 1 0.1%
17 Ireland 1 0.1%
18 Italy 1 0.1%