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 218 50.5%
2 China 118 27.3%
3 Germany 32 7.4%
4 Malaysia 17 3.9%
5 Canada 13 3%
6 Hong Kong 10 2.3%
7 Ukraine 5 1.2%
8 Taiwan 4 0.9%
9 Singapore 3 0.7%
10 United Arab Emirates 2 0.5%
11 United Kingdom 2 0.5%
12 Viet Nam 2 0.5%
13 Ireland 2 0.5%
14 Poland 2 0.5%
15 Australia 1 0.2%
16 Japan 1 0.2%