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 13 26.5%
2 China 10 20.4%
3 Japan 7 14.3%
4 Canada 4 8.2%
5 Hong Kong 4 8.2%
6 United Kingdom 3 6.1%
7 Finland 2 4.1%
8 Korea, Republic of 2 4.1%
9 Malaysia 1 2%
10 Singapore 1 2%
11 Germany 1 2%
12 Australia 1 2%