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 81 40.7%
2 United States 69 34.7%
3 Hong Kong 16 8%
4 Germany 8 4%
5 United Kingdom 6 3%
6 Japan 5 2.5%
7 Singapore 3 1.5%
8 Sweden 2 1%
9 Taiwan 2 1%
10 Canada 2 1%
11 Russia 2 1%
12 Korea, Republic of 1 0.5%
13 Netherlands 1 0.5%
14 Portugal 1 0.5%