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 109 44.5%
2 United States 39 15.9%
3 France 17 6.9%
4 Netherlands 17 6.9%
5 Hong Kong 14 5.7%
6 Japan 14 5.7%
7 Taiwan 13 5.3%
8 Germany 6 2.4%
9 Poland 5 2%
10 Canada 5 2%
11 Sweden 3 1.2%
12 United Arab Emirates 1 0.4%
13 United Kingdom 1 0.4%
14 Macao 1 0.4%