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 200 44.9%
2 United States 145 32.6%
3 Germany 46 10.3%
4 Canada 29 6.5%
5 Ireland 6 1.3%
6 Netherlands 4 0.9%
7 Hong Kong 3 0.7%
8 Indonesia 2 0.4%
9 Japan 2 0.4%
10 Malaysia 2 0.4%
11 Moldova, Republic of 2 0.4%
12 Sweden 2 0.4%
13 Seychelles 1 0.2%
14 Slovenia 1 0.2%