BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 United States 32 26.4%
2 China 22 18.2%
3 Netherlands 19 15.7%
4 Sweden 13 10.7%
5 France 7 5.8%
6 Lithuania 7 5.8%
7 Germany 5 4.1%
8 Pakistan 5 4.1%
9 Canada 5 4.1%
10 Mexico 3 2.5%
11 United Kingdom 2 1.7%
12 Togo 1 0.8%