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 19 26%
2 China 18 24.7%
3 United Kingdom 17 23.3%
4 Russia 9 12.3%
5 Poland 4 5.5%
6 India 2 2.7%
7 Latvia 1 1.4%
8 France 1 1.4%
9 Hong Kong 1 1.4%
10 Singapore 1 1.4%