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 China 104 55%
2 United States 42 22.2%
3 Germany 15 7.9%
4 Hong Kong 5 2.6%
5 Portugal 5 2.6%
6 Russia 3 1.6%
7 Senegal 3 1.6%
8 3 1.6%
9 New Zealand 2 1.1%
10 France 1 0.5%
11 United Kingdom 1 0.5%
12 Australia 1 0.5%
13 Belgium 1 0.5%
14 Canada 1 0.5%
15 Japan 1 0.5%
16 Malaysia 1 0.5%