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 Sweden 23 31.1%
2 United States 19 25.7%
3 China 12 16.2%
4 Netherlands 11 14.9%
5 Germany 3 4.1%
6 Canada 2 2.7%
7 Czech Republic 2 2.7%
8 France 1 1.4%
9 Russia 1 1.4%