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 206 56.1%
2 United States 39 10.6%
3 Germany 38 10.4%
4 Netherlands 30 8.2%
5 Canada 28 7.6%
6 Sweden 15 4.1%
7 Hong Kong 3 0.8%
8 Ireland 2 0.5%
9 Singapore 2 0.5%
10 United Kingdom 2 0.5%
11 Taiwan 1 0.3%
12 Philippines 1 0.3%