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 35 41.2%
2 China 15 17.6%
3 United Kingdom 10 11.8%
4 Russia 9 10.6%
5 Netherlands 3 3.5%
6 Hong Kong 3 3.5%
7 India 2 2.4%
8 France 2 2.4%
9 Germany 1 1.2%
10 Japan 1 1.2%
11 Czech Republic 1 1.2%
12 Estonia 1 1.2%
13 Finland 1 1.2%
14 Poland 1 1.2%