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 193 64.1%
2 Germany 26 8.6%
3 India 10 3.3%
4 Russia 9 3%
5 Netherlands 7 2.3%
6 Hong Kong 6 2%
7 China 5 1.7%
8 France 5 1.7%
9 Philippines 5 1.7%
10 Canada 4 1.3%
11 Japan 4 1.3%
12 Tanzania, United Republic of 3 1%
13 Singapore 3 1%
14 Turkey 2 0.7%
15 Mauritius 2 0.7%
16 Mexico 2 0.7%
17 Israel 2 0.7%
18 Egypt 2 0.7%
19 Ethiopia 2 0.7%
20 Finland 1 0.3%
21 Austria 1 0.3%
22 Bangladesh 1 0.3%
23 Brazil 1 0.3%
24 Nepal 1 0.3%
25 Lao People's Democratic Republic 1 0.3%
26 United Kingdom 1 0.3%
27 South Africa 1 0.3%
28 Taiwan 1 0.3%