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 41 36%
2 Netherlands 26 22.8%
3 United States 26 22.8%
4 United Kingdom 8 7%
5 Singapore 3 2.6%
6 Mexico 2 1.8%
7 Ireland 2 1.8%
8 Germany 2 1.8%
9 India 1 0.9%
10 France 1 0.9%
11 Korea, Republic of 1 0.9%
12 Romania 1 0.9%