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 158 66.9%
2 United States 38 16.1%
3 Hong Kong 10 4.2%
4 Japan 7 3%
5 Germany 6 2.5%
6 United Kingdom 5 2.1%
7 Taiwan 3 1.3%
8 Singapore 2 0.8%
9 Sweden 1 0.4%
10 Austria 1 0.4%
11 Denmark 1 0.4%
12 Macao 1 0.4%
13 Malaysia 1 0.4%
14 Netherlands 1 0.4%
15 Russia 1 0.4%