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 Netherlands 35 26.3%
2 China 29 21.8%
3 United States 27 20.3%
4 Germany 21 15.8%
5 France 8 6%
6 Czech Republic 5 3.8%
7 Hong Kong 3 2.3%
8 Singapore 2 1.5%
9 United Kingdom 2 1.5%
10 Canada 1 0.8%