BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 United States 33 34%
2 Germany 16 16.5%
3 France 11 11.3%
4 China 7 7.2%
5 Netherlands 5 5.2%
6 India 4 4.1%
7 Canada 3 3.1%
8 Romania 3 3.1%
9 Palestine, State of 2 2.1%
10 Thailand 2 2.1%
11 United Kingdom 2 2.1%
12 Australia 2 2.1%
13 Brazil 2 2.1%
14 Finland 1 1%
15 Mexico 1 1%
16 Viet Nam 1 1%
17 Russia 1 1%
18 Saudi Arabia 1 1%