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 34 38.6%
2 China 20 22.7%
3 United Kingdom 10 11.4%
4 Russia 7 8%
5 Hong Kong 3 3.4%
6 India 2 2.3%
7 Netherlands 2 2.3%
8 Czech Republic 2 2.3%
9 Canada 2 2.3%
10 Germany 2 2.3%
11 Estonia 1 1.1%
12 Finland 1 1.1%
13 France 1 1.1%
14 Poland 1 1.1%