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 United States 81 47.1%
2 China 40 23.3%
3 Germany 15 8.7%
4 France 14 8.1%
5 Hong Kong 5 2.9%
6 United Kingdom 4 2.3%
7 Senegal 4 2.3%
8 India 3 1.7%
9 Russia 2 1.2%
10 Estonia 1 0.6%
11 Latvia 1 0.6%
12 Poland 1 0.6%
13 United Arab Emirates 1 0.6%