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 United States 167 36.4%
2 China 166 36.2%
3 Taiwan 67 14.6%
4 Germany 30 6.5%
5 Canada 11 2.4%
6 Hong Kong 4 0.9%
7 Australia 2 0.4%
8 Finland 2 0.4%
9 Turkey 2 0.4%
10 Netherlands 2 0.4%
11 Russia 2 0.4%
12 Singapore 2 0.4%
13 Japan 1 0.2%
14 Mauritius 1 0.2%