BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 72 40%
2 United States 29 16.1%
3 Canada 21 11.7%
4 Taiwan 18 10%
5 Netherlands 15 8.3%
6 Hong Kong 10 5.6%
7 Germany 7 3.9%
8 France 2 1.1%
9 Russia 2 1.1%
10 Sweden 1 0.6%
11 United Kingdom 1 0.6%
12 Ireland 1 0.6%
13 Portugal 1 0.6%