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 43 41.7%
2 China 18 17.5%
3 Russia 12 11.7%
4 Hong Kong 6 5.8%
5 United Kingdom 5 4.9%
6 Latvia 4 3.9%
7 Netherlands 3 2.9%
8 Malaysia 2 1.9%
9 India 2 1.9%
10 France 2 1.9%
11 Estonia 2 1.9%
12 Finland 1 1%
13 Czech Republic 1 1%
14 Germany 1 1%
15 Ukraine 1 1%