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 59 52.7%
2 Netherlands 14 12.5%
3 United States 9 8%
4 Canada 8 7.1%
5 Germany 5 4.5%
6 Australia 3 2.7%
7 Russia 3 2.7%
8 Singapore 3 2.7%
9 Viet Nam 2 1.8%
10 Denmark 2 1.8%
11 Italy 2 1.8%
12 Malaysia 1 0.9%
13 Hong Kong 1 0.9%