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 141 60%
2 United States 46 19.6%
3 Germany 12 5.1%
4 Hong Kong 10 4.3%
5 Portugal 6 2.6%
6 United Kingdom 5 2.1%
7 Taiwan 4 1.7%
8 Senegal 3 1.3%
9 Japan 2 0.9%
10 Netherlands 1 0.4%
11 Saudi Arabia 1 0.4%
12 Ireland 1 0.4%
13 Singapore 1 0.4%
14 South Africa 1 0.4%
15 Ukraine 1 0.4%