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 24 34.8%
2 United Kingdom 14 20.3%
3 China 12 17.4%
4 Russia 4 5.8%
5 Estonia 3 4.3%
6 Germany 3 4.3%
7 France 2 2.9%
8 Canada 2 2.9%
9 India 2 2.9%
10 Poland 2 2.9%
11 Hong Kong 1 1.4%