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 42.6%
2 United Kingdom 12 17.6%
3 China 8 11.8%
4 Russia 7 10.3%
5 Estonia 2 2.9%
6 India 2 2.9%
7 Moldova, Republic of 1 1.5%
8 Netherlands 1 1.5%
9 New Zealand 1 1.5%
10 Finland 1 1.5%
11 France 1 1.5%
12 Germany 1 1.5%
13 Hong Kong 1 1.5%
14 Ukraine 1 1.5%