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 194 50%
2 United States 111 28.6%
3 Germany 32 8.2%
4 Canada 29 7.5%
5 Hong Kong 4 1%
6 Albania 3 0.8%
7 United Kingdom 3 0.8%
8 Russia 2 0.5%
9 Singapore 2 0.5%
10 Estonia 2 0.5%
11 India 2 0.5%
12 Ireland 1 0.3%
13 Luxembourg 1 0.3%
14 Moldova, Republic of 1 0.3%
15 Australia 1 0.3%