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 252 37.4%
2 United States 174 25.9%
3 Netherlands 82 12.2%
4 Germany 54 8%
5 France 36 5.3%
6 Taiwan 14 2.1%
7 Czech Republic 12 1.8%
8 Hong Kong 8 1.2%
9 Canada 7 1%
10 United Kingdom 5 0.7%
11 Romania 5 0.7%
12 Russia 5 0.7%
13 5 0.7%
14 Senegal 3 0.4%
15 Korea, Republic of 3 0.4%
16 Philippines 2 0.3%
17 Australia 2 0.3%
18 Hungary 2 0.3%
19 India 2 0.3%