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 126 56.2%
2 United States 41 18.3%
3 Germany 37 16.5%
4 Hong Kong 3 1.3%
5 Jamaica 2 0.9%
6 Denmark 2 0.9%
7 Canada 2 0.9%
8 Malaysia 2 0.9%
9 Russia 2 0.9%
10 Singapore 2 0.9%
11 Taiwan 2 0.9%
12 Australia 1 0.4%
13 Japan 1 0.4%
14 Israel 1 0.4%