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 85 51.8%
2 United States 39 23.8%
3 Germany 7 4.3%
4 Hong Kong 7 4.3%
5 Taiwan 5 3%
6 United Kingdom 5 3%
7 Canada 4 2.4%
8 Singapore 4 2.4%
9 Australia 3 1.8%
10 Russia 2 1.2%
11 Japan 1 0.6%
12 Netherlands 1 0.6%
13 Portugal 1 0.6%