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 196 52.3%
2 United States 73 19.5%
3 Germany 34 9.1%
4 Netherlands 18 4.8%
5 Canada 16 4.3%
6 Japan 9 2.4%
7 Hong Kong 6 1.6%
8 Singapore 5 1.3%
9 Taiwan 5 1.3%
10 Ireland 3 0.8%
11 Italy 2 0.5%
12 Cambodia 2 0.5%
13 United Kingdom 2 0.5%
14 Macao 1 0.3%
15 Serbia 1 0.3%
16 Australia 1 0.3%
17 Indonesia 1 0.3%