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 40 37.4%
2 United States 24 22.4%
3 Hong Kong 18 16.8%
4 Germany 6 5.6%
5 Singapore 5 4.7%
6 Luxembourg 3 2.8%
7 Malaysia 3 2.8%
8 Canada 2 1.9%
9 United Kingdom 2 1.9%
10 Switzerland 1 0.9%
11 Australia 1 0.9%
12 New Zealand 1 0.9%
13 Japan 1 0.9%