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 235 61%
2 United States 51 13.2%
3 Germany 38 9.9%
4 Canada 20 5.2%
5 Hong Kong 10 2.6%
6 Taiwan 10 2.6%
7 Ireland 7 1.8%
8 Netherlands 5 1.3%
9 Japan 4 1%
10 Czech Republic 2 0.5%
11 Turkey 2 0.5%
12 Brazil 1 0.3%