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 227 52.3%
2 Germany 79 18.2%
3 United States 59 13.6%
4 Netherlands 22 5.1%
5 Hong Kong 10 2.3%
6 Singapore 7 1.6%
7 France 6 1.4%
8 Canada 4 0.9%
9 Sweden 4 0.9%
10 New Zealand 3 0.7%
11 Jordan 2 0.5%
12 Macao 2 0.5%
13 Taiwan 2 0.5%
14 United Kingdom 2 0.5%
15 India 2 0.5%
16 Italy 1 0.2%
17 Finland 1 0.2%
18 Poland 1 0.2%