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 China 60 36.8%
2 United States 45 27.6%
3 Spain 10 6.1%
4 Netherlands 10 6.1%
5 Malaysia 9 5.5%
6 France 7 4.3%
7 Canada 4 2.5%
8 Philippines 4 2.5%
9 Japan 2 1.2%
10 United Kingdom 2 1.2%
11 Cuba 2 1.2%
12 Hong Kong 2 1.2%
13 Indonesia 1 0.6%
14 Israel 1 0.6%
15 Czech Republic 1 0.6%
16 Australia 1 0.6%
17 Viet Nam 1 0.6%
18 Korea, Republic of 1 0.6%