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 107 57.8%
2 China 39 21.1%
3 Hong Kong 13 7%
4 France 9 4.9%
5 Germany 9 4.9%
6 Korea, Republic of 2 1.1%
7 Netherlands 1 0.5%
8 Russia 1 0.5%
9 Sweden 1 0.5%
10 United Kingdom 1 0.5%
11 Japan 1 0.5%
12 Australia 1 0.5%