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 174 47.3%
2 United States 73 19.8%
3 Germany 30 8.2%
4 Netherlands 27 7.3%
5 Canada 11 3%
6 Hong Kong 9 2.4%
7 Sweden 9 2.4%
8 Malaysia 7 1.9%
9 Russia 6 1.6%
10 Ireland 6 1.6%
11 Singapore 5 1.4%
12 Japan 3 0.8%
13 Italy 2 0.5%
14 Australia 1 0.3%
15 Indonesia 1 0.3%
16 Switzerland 1 0.3%
17 Taiwan 1 0.3%
18 Turkey 1 0.3%
19 United Arab Emirates 1 0.3%