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 167 39%
2 China 149 34.8%
3 Germany 37 8.6%
4 Canada 21 4.9%
5 Hong Kong 12 2.8%
6 Taiwan 9 2.1%
7 Ireland 7 1.6%
8 Netherlands 4 0.9%
9 United Kingdom 3 0.7%
10 Italy 3 0.7%
11 3 0.7%
12 France 2 0.5%
13 Korea, Republic of 2 0.5%
14 Malaysia 2 0.5%
15 Sweden 2 0.5%
16 Norway 2 0.5%
17 Poland 2 0.5%
18 Russia 1 0.2%