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 China 31 39.2%
2 United States 11 13.9%
3 Russia 6 7.6%
4 Hong Kong 6 7.6%
5 Japan 5 6.3%
6 Germany 5 6.3%
7 France 3 3.8%
8 United Kingdom 3 3.8%
9 Canada 3 3.8%
10 Singapore 2 2.5%
11 Australia 1 1.3%
12 Finland 1 1.3%
13 Korea, Republic of 1 1.3%
14 Malaysia 1 1.3%