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 279 69.9%
2 United States 54 13.5%
3 Germany 22 5.5%
4 Hong Kong 11 2.8%
5 Taiwan 8 2%
6 Russia 5 1.3%
7 Singapore 4 1%
8 Finland 4 1%
9 Canada 2 0.5%
10 Japan 2 0.5%
11 Malaysia 2 0.5%
12 Sweden 2 0.5%
13 United Kingdom 2 0.5%
14 India 1 0.3%
15 Austria 1 0.3%