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 61 46.9%
2 United States 34 26.2%
3 Germany 15 11.5%
4 Netherlands 5 3.8%
5 Hong Kong 3 2.3%
6 United Kingdom 3 2.3%
7 Canada 2 1.5%
8 1 0.8%
9 India 1 0.8%
10 Indonesia 1 0.8%
11 Ireland 1 0.8%
12 Portugal 1 0.8%
13 Sweden 1 0.8%
14 Taiwan 1 0.8%