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 United States 86 50.9%
2 China 40 23.7%
3 Paraguay 23 13.6%
4 Malaysia 3 1.8%
5 Germany 3 1.8%
6 United Kingdom 3 1.8%
7 Singapore 2 1.2%
8 Canada 2 1.2%
9 New Zealand 2 1.2%
10 Romania 1 0.6%
11 Australia 1 0.6%
12 Japan 1 0.6%
13 Sweden 1 0.6%
14 Switzerland 1 0.6%