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 31 36.9%
2 China 23 27.4%
3 Israel 6 7.1%
4 Netherlands 5 6%
5 Russia 5 6%
6 Cote D'ivoire 4 4.8%
7 Finland 2 2.4%
8 India 2 2.4%
9 Italy 2 2.4%
10 Norway 1 1.2%
11 Turkey 1 1.2%
12 United Arab Emirates 1 1.2%
13 United Kingdom 1 1.2%