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 180 47%
2 United States 115 30%
3 Germany 37 9.7%
4 Canada 30 7.8%
5 Philippines 3 0.8%
6 Singapore 3 0.8%
7 Czech Republic 3 0.8%
8 Australia 2 0.5%
9 Bosnia and Herzegovina 2 0.5%
10 Hong Kong 2 0.5%
11 Japan 2 0.5%
12 Netherlands 2 0.5%
13 Taiwan 1 0.3%
14 Turkey 1 0.3%