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 29 36.7%
2 United Kingdom 16 20.3%
3 China 12 15.2%
4 Estonia 4 5.1%
5 Germany 4 5.1%
6 Russia 4 5.1%
7 Ukraine 2 2.5%
8 India 2 2.5%
9 Japan 2 2.5%
10 Moldova, Republic of 1 1.3%
11 Hong Kong 1 1.3%
12 France 1 1.3%
13 Czech Republic 1 1.3%