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 United States 30 39%
2 China 16 20.8%
3 Canada 8 10.4%
4 France 5 6.5%
5 United Kingdom 4 5.2%
6 Nigeria 3 3.9%
7 Germany 3 3.9%
8 Mexico 2 2.6%
9 Algeria 1 1.3%
10 Australia 1 1.3%
11 Brazil 1 1.3%
12 Hong Kong 1 1.3%
13 Poland 1 1.3%
14 Singapore 1 1.3%