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 171 51.8%
2 United States 89 27%
3 Germany 36 10.9%
4 Canada 14 4.2%
5 Hong Kong 5 1.5%
6 Netherlands 4 1.2%
7 United Kingdom 4 1.2%
8 Singapore 3 0.9%
9 Japan 2 0.6%
10 Sweden 1 0.3%
11 Thailand 1 0.3%