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 58 24.5%
2 China 46 19.4%
3 Netherlands 29 12.2%
4 Sweden 29 12.2%
5 Germany 14 5.9%
6 France 12 5.1%
7 Canada 11 4.6%
8 Colombia 6 2.5%
9 India 5 2.1%
10 Bolivia, Plurinational State of 4 1.7%
11 Thailand 4 1.7%
12 Viet Nam 4 1.7%
13 United Kingdom 3 1.3%
14 Russia 2 0.8%
15 Spain 2 0.8%
16 Estonia 2 0.8%
17 Mexico 2 0.8%
18 Australia 1 0.4%
19 Japan 1 0.4%
20 Korea, Republic of 1 0.4%
21 Taiwan 1 0.4%