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 United States 97 39%
2 China 90 36.1%
3 Netherlands 27 10.8%
4 Germany 7 2.8%
5 Hong Kong 7 2.8%
6 United Kingdom 5 2%
7 Taiwan 4 1.6%
8 Singapore 3 1.2%
9 Japan 3 1.2%
10 Australia 2 0.8%
11 Canada 1 0.4%
12 New Zealand 1 0.4%
13 Portugal 1 0.4%
14 Russia 1 0.4%