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 53.2%
2 China 6 12.8%
3 Singapore 4 8.5%
4 Canada 3 6.4%
5 United Kingdom 2 4.3%
6 Hong Kong 2 4.3%
7 Japan 2 4.3%
8 Netherlands 1 2.1%
9 Australia 1 2.1%
10 France 1 2.1%