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 163 52.6%
2 United States 77 24.8%
3 Hong Kong 21 6.8%
4 Germany 16 5.2%
5 Canada 6 1.9%
6 Japan 5 1.6%
7 Switzerland 5 1.6%
8 Taiwan 5 1.6%
9 Singapore 2 0.6%
10 Australia 2 0.6%
11 Austria 1 0.3%
12 Algeria 1 0.3%
13 Portugal 1 0.3%
14 Russia 1 0.3%
15 Sweden 1 0.3%
16 France 1 0.3%
17 Ukraine 1 0.3%
18 United Kingdom 1 0.3%