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 41 28.7%
2 China 29 20.3%
3 Netherlands 14 9.8%
4 Malaysia 10 7%
5 India 10 7%
6 Germany 7 4.9%
7 United Kingdom 7 4.9%
8 Canada 6 4.2%
9 Brazil 4 2.8%
10 Australia 3 2.1%
11 Singapore 3 2.1%
12 Russia 2 1.4%
13 Czech Republic 2 1.4%
14 Indonesia 2 1.4%
15 Korea, Republic of 2 1.4%
16 Viet Nam 1 0.7%