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 210 65.4%
2 United States 47 14.6%
3 Germany 22 6.9%
4 Canada 13 4%
5 Singapore 10 3.1%
6 Ireland 6 1.9%
7 Taiwan 4 1.2%
8 United Kingdom 3 0.9%
9 Australia 2 0.6%
10 Brazil 2 0.6%
11 Macao 1 0.3%
12 Netherlands 1 0.3%