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 164 50.3%
2 United States 78 23.9%
3 Germany 31 9.5%
4 Canada 28 8.6%
5 Macao 4 1.2%
6 Philippines 4 1.2%
7 Singapore 4 1.2%
8 Malaysia 3 0.9%
9 Mexico 2 0.6%
10 Netherlands 2 0.6%
11 Sweden 2 0.6%
12 Taiwan 2 0.6%
13 Hong Kong 2 0.6%