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
1 167 86.1%
2 China 7 3.6%
3 United States 6 3.1%
4 United Kingdom 3 1.5%
5 Germany 2 1%
6 Hong Kong 2 1%
7 Japan 1 0.5%
8 Singapore 1 0.5%
9 Sweden 1 0.5%
10 Taiwan 1 0.5%
11 France 1 0.5%
12 Australia 1 0.5%
13 Canada 1 0.5%