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 193 60.3%
2 United States 45 14.1%
3 Germany 44 13.8%
4 Canada 15 4.7%
5 Ireland 4 1.2%
6 Australia 3 0.9%
7 3 0.9%
8 France 3 0.9%
9 Hong Kong 2 0.6%
10 Netherlands 2 0.6%
11 Singapore 2 0.6%
12 United Kingdom 2 0.6%
13 Ukraine 1 0.3%
14 Argentina 1 0.3%