BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 142 35.7%
2 Germany 126 31.7%
3 United States 77 19.3%
4 Hong Kong 13 3.3%
5 Ireland 10 2.5%
6 Singapore 8 2%
7 United Kingdom 5 1.3%
8 Australia 3 0.8%
9 Canada 2 0.5%
10 Argentina 2 0.5%
11 Japan 2 0.5%
12 Malaysia 2 0.5%
13 Netherlands 1 0.3%
14 Philippines 1 0.3%
15 Portugal 1 0.3%
16 Russia 1 0.3%
17 South Africa 1 0.3%
18 Taiwan 1 0.3%