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 97 51.9%
2 United States 37 19.8%
3 Netherlands 19 10.2%
4 Germany 16 8.6%
5 Hong Kong 7 3.7%
6 Canada 2 1.1%
7 United Kingdom 2 1.1%
8 Portugal 1 0.5%
9 Taiwan 1 0.5%
10 Italy 1 0.5%
11 Japan 1 0.5%
12 Macao 1 0.5%
13 Malaysia 1 0.5%
14 Viet Nam 1 0.5%