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 160 56.3%
2 United States 56 19.7%
3 Germany 31 10.9%
4 Hong Kong 10 3.5%
5 Singapore 6 2.1%
6 Taiwan 4 1.4%
7 Ireland 3 1.1%
8 Australia 3 1.1%
9 Philippines 2 0.7%
10 Japan 2 0.7%
11 France 2 0.7%
12 Sweden 2 0.7%
13 United Kingdom 1 0.4%
14 India 1 0.4%
15 Moldova, Republic of 1 0.4%