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 33 50%
2 United Kingdom 14 21.2%
3 Russia 5 7.6%
4 China 3 4.5%
5 France 2 3%
6 Germany 2 3%
7 India 2 3%
8 Moldova, Republic of 1 1.5%
9 Ukraine 1 1.5%
10 Hong Kong 1 1.5%
11 Czech Republic 1 1.5%
12 Estonia 1 1.5%