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 China 176 56.8%
2 United States 61 19.7%
3 Germany 33 10.6%
4 Canada 10 3.2%
5 Hong Kong 8 2.6%
6 Russia 7 2.3%
7 Malaysia 3 1%
8 Philippines 2 0.6%
9 Singapore 2 0.6%
10 Japan 2 0.6%
11 Thailand 2 0.6%
12 United Kingdom 2 0.6%
13 Korea, Republic of 1 0.3%
14 Sweden 1 0.3%