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 27 40.9%
2 United Kingdom 9 13.6%
3 China 6 9.1%
4 Estonia 6 9.1%
5 Russia 5 7.6%
6 Netherlands 3 4.5%
7 France 2 3%
8 India 2 3%
9 Moldova, Republic of 1 1.5%
10 Germany 1 1.5%
11 Hong Kong 1 1.5%
12 Finland 1 1.5%
13 Czech Republic 1 1.5%
14 Ukraine 1 1.5%