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 31 54.4%
2 United States 6 10.5%
3 Hong Kong 4 7%
4 Japan 3 5.3%
5 Singapore 3 5.3%
6 United Kingdom 2 3.5%
7 Netherlands 2 3.5%
8 Germany 2 3.5%
9 Brazil 2 3.5%
10 Canada 1 1.8%
11 Romania 1 1.8%