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 196 56.3%
2 United States 65 18.7%
3 Germany 49 14.1%
4 Hong Kong 11 3.2%
5 France 5 1.4%
6 Canada 4 1.1%
7 Netherlands 4 1.1%
8 Japan 3 0.9%
9 Russia 3 0.9%
10 Sweden 3 0.9%
11 Taiwan 2 0.6%
12 Singapore 1 0.3%
13 Philippines 1 0.3%
14 Australia 1 0.3%