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 194 44.9%
2 China 161 37.3%
3 Germany 20 4.6%
4 Canada 13 3%
5 Malaysia 5 1.2%
6 Russia 5 1.2%
7 Singapore 5 1.2%
8 Turkey 5 1.2%
9 United Kingdom 4 0.9%
10 Switzerland 3 0.7%
11 Korea, Republic of 3 0.7%
12 Austria 3 0.7%
13 Australia 2 0.5%
14 Hong Kong 2 0.5%
15 Japan 2 0.5%
16 Luxembourg 2 0.5%
17 Netherlands 1 0.2%
18 Taiwan 1 0.2%
19 Cambodia 1 0.2%