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 United States 182 42%
2 China 145 33.5%
3 Canada 35 8.1%
4 Germany 30 6.9%
5 Netherlands 14 3.2%
6 Hong Kong 7 1.6%
7 Singapore 7 1.6%
8 Australia 3 0.7%
9 India 2 0.5%
10 Japan 2 0.5%
11 Russia 2 0.5%
12 Taiwan 1 0.2%
13 United Kingdom 1 0.2%
14 Viet Nam 1 0.2%
15 Portugal 1 0.2%