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 170 66.9%
2 United States 36 14.2%
3 Hong Kong 9 3.5%
4 Germany 6 2.4%
5 Taiwan 5 2%
6 Malaysia 4 1.6%
7 United Kingdom 3 1.2%
8 Japan 3 1.2%
9 Kenya 3 1.2%
10 Latvia 3 1.2%
11 Singapore 2 0.8%
12 Nigeria 2 0.8%
13 Portugal 1 0.4%
14 Russia 1 0.4%
15 Mauritius 1 0.4%
16 Uganda 1 0.4%
17 Italy 1 0.4%
18 Australia 1 0.4%
19 Finland 1 0.4%
20 Viet Nam 1 0.4%