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 37 41.1%
2 China 20 22.2%
3 Canada 9 10%
4 Russia 6 6.7%
5 Hong Kong 5 5.6%
6 United Kingdom 3 3.3%
7 India 2 2.2%
8 Ireland 2 2.2%
9 Singapore 2 2.2%
10 Australia 2 2.2%
11 Italy 1 1.1%
12 New Zealand 1 1.1%