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 105 45.7%
2 United States 94 40.9%
3 Hong Kong 9 3.9%
4 Germany 7 3%
5 Taiwan 3 1.3%
6 United Kingdom 2 0.9%
7 Singapore 2 0.9%
8 Japan 2 0.9%
9 Netherlands 1 0.4%
10 Portugal 1 0.4%
11 Russia 1 0.4%
12 France 1 0.4%
13 1 0.4%
14 Austria 1 0.4%