BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 623 86.5%
2 China 44 6.1%
3 United States 23 3.2%
4 United Kingdom 10 1.4%
5 Canada 5 0.7%
6 Hong Kong 3 0.4%
7 Singapore 3 0.4%
8 Japan 2 0.3%
9 Germany 2 0.3%
10 Kazakhstan 1 0.1%
11 Netherlands 1 0.1%
12 Romania 1 0.1%
13 Taiwan 1 0.1%
14 Viet Nam 1 0.1%