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 202 59.4%
2 United States 70 20.6%
3 Germany 35 10.3%
4 Canada 10 2.9%
5 Netherlands 5 1.5%
6 Philippines 5 1.5%
7 Hong Kong 4 1.2%
8 Ireland 3 0.9%
9 Sweden 2 0.6%
10 France 2 0.6%
11 Korea, Republic of 1 0.3%
12 Macao 1 0.3%