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 Canada 11 23.9%
2 China 10 21.7%
3 Netherlands 6 13%
4 United States 6 13%
5 Germany 3 6.5%
6 Japan 2 4.3%
7 New Zealand 2 4.3%
8 Philippines 2 4.3%
9 Singapore 2 4.3%
10 Sweden 2 4.3%