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 90 52.9%
2 United States 42 24.7%
3 Netherlands 12 7.1%
4 Germany 6 3.5%
5 Hong Kong 5 2.9%
6 4 2.4%
7 United Kingdom 3 1.8%
8 Japan 3 1.8%
9 Singapore 2 1.2%
10 Canada 1 0.6%
11 Portugal 1 0.6%
12 Italy 1 0.6%