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 166 54.4%
2 United States 59 19.3%
3 Germany 30 9.8%
4 Taiwan 19 6.2%
5 Hong Kong 10 3.3%
6 Singapore 7 2.3%
7 Canada 5 1.6%
8 Australia 2 0.7%
9 Ireland 2 0.7%
10 Netherlands 2 0.7%
11 United Kingdom 2 0.7%
12 Sweden 1 0.3%