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 153 68%
2 United States 34 15.1%
3 Hong Kong 13 5.8%
4 Germany 7 3.1%
5 United Kingdom 4 1.8%
6 Portugal 4 1.8%
7 Spain 2 0.9%
8 Taiwan 1 0.4%
9 Canada 1 0.4%
10 Russia 1 0.4%
11 Serbia 1 0.4%
12 Singapore 1 0.4%
13 Ireland 1 0.4%
14 Malaysia 1 0.4%
15 Netherlands 1 0.4%