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 727 78.2%
2 United States 118 12.7%
3 Germany 34 3.7%
4 Hong Kong 11 1.2%
5 Malaysia 7 0.8%
6 Canada 6 0.6%
7 Macao 5 0.5%
8 Russia 5 0.5%
9 Australia 4 0.4%
10 Singapore 3 0.3%
11 Taiwan 3 0.3%
12 Sweden 2 0.2%
13 Netherlands 2 0.2%
14 Japan 2 0.2%
15 United Kingdom 1 0.1%