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 36 41.4%
2 China 14 16.1%
3 United Kingdom 13 14.9%
4 Russia 6 6.9%
5 Poland 2 2.3%
6 India 2 2.3%
7 Finland 2 2.3%
8 France 2 2.3%
9 Germany 1 1.1%
10 Hong Kong 1 1.1%
11 Czech Republic 1 1.1%
12 Estonia 1 1.1%
13 Austria 1 1.1%
14 Canada 1 1.1%
15 Latvia 1 1.1%
16 Moldova, Republic of 1 1.1%
17 Netherlands 1 1.1%
18 Ukraine 1 1.1%