BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 77 44.5%
2 United States 37 21.4%
3 Netherlands 25 14.5%
4 Sweden 11 6.4%
5 Germany 7 4%
6 Hong Kong 4 2.3%
7 Canada 3 1.7%
8 Australia 2 1.2%
9 Czech Republic 2 1.2%
10 France 2 1.2%
11 United Kingdom 2 1.2%
12 Singapore 1 0.6%