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 278 53.4%
2 United States 123 23.6%
3 Germany 47 9%
4 Hong Kong 23 4.4%
5 Canada 9 1.7%
6 Singapore 9 1.7%
7 Malaysia 5 1%
8 Finland 4 0.8%
9 Japan 4 0.8%
10 Russia 3 0.6%
11 New Zealand 2 0.4%
12 Sweden 2 0.4%
13 Taiwan 2 0.4%
14 Croatia 2 0.4%
15 Austria 2 0.4%
16 Uruguay 2 0.4%
17 Brazil 1 0.2%
18 Italy 1 0.2%
19 Ukraine 1 0.2%
20 Saudi Arabia 1 0.2%