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 25 31.2%
2 China 22 27.5%
3 United Kingdom 16 20%
4 Russia 5 6.2%
5 India 2 2.5%
6 France 2 2.5%
7 Canada 2 2.5%
8 Germany 1 1.2%
9 Hong Kong 1 1.2%
10 Estonia 1 1.2%
11 Netherlands 1 1.2%
12 Poland 1 1.2%
13 Ukraine 1 1.2%