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 117 30.8%
2 Netherlands 86 22.6%
3 United States 77 20.3%
4 Germany 43 11.3%
5 France 21 5.5%
6 Czech Republic 8 2.1%
7 Taiwan 5 1.3%
8 United Kingdom 5 1.3%
9 Senegal 4 1.1%
10 Thailand 2 0.5%
11 Norway 2 0.5%
12 2 0.5%
13 Canada 2 0.5%
14 India 2 0.5%
15 Hong Kong 1 0.3%
16 Philippines 1 0.3%
17 Romania 1 0.3%
18 Sweden 1 0.3%