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 126 48.1%
2 United States 64 24.4%
3 Germany 31 11.8%
4 Canada 14 5.3%
5 Viet Nam 5 1.9%
6 Netherlands 4 1.5%
7 Singapore 3 1.1%
8 Korea, Republic of 3 1.1%
9 United Kingdom 3 1.1%
10 Taiwan 2 0.8%
11 Hong Kong 2 0.8%
12 Ireland 2 0.8%
13 Jordan 2 0.8%
14 Malaysia 1 0.4%