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 97 53.9%
2 United States 30 16.7%
3 Germany 18 10%
4 Kenya 14 7.8%
5 Hong Kong 7 3.9%
6 Taiwan 4 2.2%
7 Sweden 3 1.7%
8 Russia 2 1.1%
9 Netherlands 2 1.1%
10 Portugal 1 0.6%
11 Estonia 1 0.6%
12 United Kingdom 1 0.6%