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 147 57.9%
2 United States 62 24.4%
3 Germany 25 9.8%
4 Ireland 5 2%
5 Canada 4 1.6%
6 Finland 2 0.8%
7 Korea, Republic of 2 0.8%
8 Netherlands 2 0.8%
9 Singapore 2 0.8%
10 United Kingdom 1 0.4%
11 Malaysia 1 0.4%
12 Japan 1 0.4%