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 39 47.6%
2 China 13 15.9%
3 United Kingdom 12 14.6%
4 Russia 4 4.9%
5 France 3 3.7%
6 Germany 2 2.4%
7 Ukraine 2 2.4%
8 India 2 2.4%
9 Latvia 2 2.4%
10 Poland 1 1.2%
11 Hong Kong 1 1.2%
12 Czech Republic 1 1.2%