BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 United States 29 23.4%
2 China 28 22.6%
3 Germany 21 16.9%
4 India 8 6.5%
5 Saudi Arabia 6 4.8%
6 Canada 5 4%
7 Philippines 5 4%
8 Netherlands 4 3.2%
9 Spain 3 2.4%
10 Iraq 3 2.4%
11 Egypt 2 1.6%
12 France 2 1.6%
13 Cambodia 2 1.6%
14 Brazil 1 0.8%
15 Jordan 1 0.8%
16 Taiwan 1 0.8%
17 Turkey 1 0.8%
18 United Kingdom 1 0.8%
19 Pakistan 1 0.8%