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 19 31.1%
2 Chile 18 29.5%
3 Italy 5 8.2%
4 China 3 4.9%
5 Russia 3 4.9%
6 Sweden 2 3.3%
7 United Arab Emirates 2 3.3%
8 Hong Kong 2 3.3%
9 Korea, Republic of 2 3.3%
10 Latvia 2 3.3%
11 Netherlands 1 1.6%
12 Canada 1 1.6%
13 France 1 1.6%