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 United States 25 43.9%
2 China 14 24.6%
3 Germany 4 7%
4 Australia 4 7%
5 Singapore 3 5.3%
6 Malaysia 2 3.5%
7 New Zealand 1 1.8%
8 Sweden 1 1.8%
9 United Kingdom 1 1.8%
10 1 1.8%
11 Hong Kong 1 1.8%