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 United States 34 40.5%
2 China 13 15.5%
3 Hong Kong 8 9.5%
4 Canada 7 8.3%
5 United Kingdom 7 8.3%
6 Singapore 6 7.1%
7 Mongolia 3 3.6%
8 Malaysia 2 2.4%
9 Germany 2 2.4%
10 Australia 1 1.2%
11 Myanmar 1 1.2%