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 60 44.1%
2 China 32 23.5%
3 United Kingdom 14 10.3%
4 Russia 12 8.8%
5 France 5 3.7%
6 Canada 2 1.5%
7 Estonia 2 1.5%
8 Hong Kong 2 1.5%
9 India 2 1.5%
10 Latvia 2 1.5%
11 Netherlands 1 0.7%
12 Czech Republic 1 0.7%
13 Germany 1 0.7%