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 326 70.9%
2 United States 43 9.3%
3 Canada 30 6.5%
4 Germany 27 5.9%
5 Hong Kong 12 2.6%
6 Ireland 7 1.5%
7 Taiwan 4 0.9%
8 Georgia 2 0.4%
9 Malaysia 2 0.4%
10 Netherlands 2 0.4%
11 Norway 2 0.4%
12 Russia 1 0.2%
13 Singapore 1 0.2%
14 Luxembourg 1 0.2%