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 200 58%
2 United States 60 17.4%
3 Germany 35 10.1%
4 Canada 29 8.4%
5 Ireland 11 3.2%
6 Hong Kong 3 0.9%
7 France 2 0.6%
8 Singapore 2 0.6%
9 Australia 1 0.3%
10 Israel 1 0.3%
11 Netherlands 1 0.3%