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 22 31%
2 China 14 19.7%
3 United Kingdom 9 12.7%
4 Russia 8 11.3%
5 Germany 5 7%
6 Estonia 3 4.2%
7 Hong Kong 2 2.8%
8 India 2 2.8%
9 Latvia 2 2.8%
10 Netherlands 1 1.4%
11 France 1 1.4%
12 Czech Republic 1 1.4%
13 Ukraine 1 1.4%