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 30 37.5%
2 China 17 21.2%
3 United Kingdom 11 13.8%
4 Russia 9 11.2%
5 France 3 3.8%
6 Hong Kong 2 2.5%
7 India 2 2.5%
8 Latvia 2 2.5%
9 Estonia 2 2.5%
10 Netherlands 1 1.2%
11 Poland 1 1.2%