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 192 52.6%
2 United States 92 25.2%
3 Germany 18 4.9%
4 Netherlands 14 3.8%
5 Hong Kong 13 3.6%
6 Taiwan 7 1.9%
7 United Kingdom 6 1.6%
8 Portugal 5 1.4%
9 Singapore 4 1.1%
10 Senegal 3 0.8%
11 3 0.8%
12 Japan 3 0.8%
13 Russia 2 0.5%
14 Moldova, Republic of 1 0.3%
15 Australia 1 0.3%
16 Ireland 1 0.3%