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 400 75%
2 United States 56 10.5%
3 Germany 17 3.2%
4 Hong Kong 17 3.2%
5 Netherlands 9 1.7%
6 Taiwan 8 1.5%
7 United Kingdom 6 1.1%
8 Portugal 5 0.9%
9 Singapore 4 0.8%
10 Russia 3 0.6%
11 Senegal 3 0.6%
12 India 1 0.2%
13 France 1 0.2%
14 Sweden 1 0.2%
15 Ukraine 1 0.2%
16 United Arab Emirates 1 0.2%