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 105 56.8%
2 United States 32 17.3%
3 Hong Kong 12 6.5%
4 Germany 8 4.3%
5 Portugal 5 2.7%
6 Canada 4 2.2%
7 Senegal 3 1.6%
8 Singapore 3 1.6%
9 3 1.6%
10 Australia 1 0.5%
11 Czech Republic 1 0.5%
12 India 1 0.5%
13 Japan 1 0.5%
14 Macao 1 0.5%
15 Malaysia 1 0.5%
16 Netherlands 1 0.5%
17 United Kingdom 1 0.5%
18 Viet Nam 1 0.5%
19 Russia 1 0.5%