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 213 53.8%
2 United States 93 23.5%
3 Germany 27 6.8%
4 Canada 17 4.3%
5 Hong Kong 9 2.3%
6 Singapore 7 1.8%
7 Russia 6 1.5%
8 Australia 5 1.3%
9 France 4 1%
10 United Kingdom 3 0.8%
11 Sweden 2 0.5%
12 Saudi Arabia 2 0.5%
13 Netherlands 2 0.5%
14 2 0.5%
15 India 1 0.3%
16 Isle of Man 1 0.3%
17 Israel 1 0.3%
18 Moldova, Republic of 1 0.3%