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 103 67.3%
2 United States 18 11.8%
3 United Kingdom 7 4.6%
4 Netherlands 6 3.9%
5 Canada 3 2%
6 Germany 3 2%
7 Singapore 3 2%
8 Taiwan 2 1.3%
9 Italy 2 1.3%
10 New Zealand 2 1.3%
11 Australia 1 0.7%
12 Japan 1 0.7%
13 Malaysia 1 0.7%
14 Sweden 1 0.7%