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 China 39 39.4%
2 United States 26 26.3%
3 United Kingdom 13 13.1%
4 France 5 5.1%
5 Estonia 3 3%
6 Senegal 3 3%
7 Ukraine 2 2%
8 Russia 2 2%
9 Czech Republic 1 1%
10 Germany 1 1%
11 Grenada 1 1%
12 Hong Kong 1 1%
13 India 1 1%
14 Netherlands 1 1%