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 31 44.3%
2 Netherlands 13 18.6%
3 United States 12 17.1%
4 Canada 3 4.3%
5 France 3 4.3%
6 Hong Kong 2 2.9%
7 Singapore 2 2.9%
8 Taiwan 1 1.4%
9 Saudi Arabia 1 1.4%
10 Italy 1 1.4%
11 Germany 1 1.4%