BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 107 50%
2 United States 48 22.4%
3 Germany 14 6.5%
4 Singapore 10 4.7%
5 Hong Kong 8 3.7%
6 Canada 8 3.7%
7 United Kingdom 7 3.3%
8 Taiwan 5 2.3%
9 France 2 0.9%
10 Netherlands 2 0.9%
11 Portugal 1 0.5%
12 Australia 1 0.5%
13 Switzerland 1 0.5%