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 203 55.2%
2 United States 77 20.9%
3 Netherlands 28 7.6%
4 Hong Kong 20 5.4%
5 Germany 10 2.7%
6 Taiwan 8 2.2%
7 United Kingdom 4 1.1%
8 Japan 3 0.8%
9 Canada 2 0.5%
10 Ireland 2 0.5%
11 Australia 2 0.5%
12 Singapore 2 0.5%
13 Sweden 2 0.5%
14 Pakistan 1 0.3%
15 Panama 1 0.3%
16 Portugal 1 0.3%
17 Russia 1 0.3%
18 Austria 1 0.3%