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 21 44.7%
2 China 9 19.1%
3 Singapore 4 8.5%
4 Canada 3 6.4%
5 Hong Kong 3 6.4%
6 Japan 2 4.3%
7 Germany 2 4.3%
8 Australia 1 2.1%
9 New Zealand 1 2.1%
10 Russia 1 2.1%