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 United States 36 32.1%
2 China 30 26.8%
3 Netherlands 19 17%
4 Germany 10 8.9%
5 Taiwan 4 3.6%
6 United Kingdom 3 2.7%
7 Philippines 2 1.8%
8 Singapore 2 1.8%
9 India 2 1.8%
10 Colombia 2 1.8%
11 Mexico 1 0.9%
12 Trinidad and Tobago 1 0.9%