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 26 19.8%
2 United States 24 18.3%
3 Germany 22 16.8%
4 Netherlands 18 13.7%
5 Korea, Republic of 8 6.1%
6 Sweden 6 4.6%
7 Taiwan 6 4.6%
8 Hong Kong 6 4.6%
9 France 5 3.8%
10 Ireland 5 3.8%
11 India 3 2.3%
12 Australia 2 1.5%