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 196 34%
2 United States 160 27.8%
3 Germany 54 9.4%
4 Netherlands 44 7.6%
5 France 43 7.5%
6 Czech Republic 22 3.8%
7 Taiwan 14 2.4%
8 Hong Kong 6 1%
9 5 0.9%
10 Canada 5 0.9%
11 Korea, Republic of 5 0.9%
12 Romania 5 0.9%
13 United Kingdom 4 0.7%
14 Malaysia 3 0.5%
15 India 3 0.5%
16 Japan 2 0.3%
17 Philippines 2 0.3%
18 Russia 1 0.2%
19 Senegal 1 0.2%
20 Brazil 1 0.2%