BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 34 45.3%
2 Netherlands 15 20%
3 China 15 20%
4 Germany 3 4%
5 Australia 3 4%
6 Philippines 1 1.3%
7 Taiwan 1 1.3%
8 Japan 1 1.3%
9 Korea, Republic of 1 1.3%
10 France 1 1.3%