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 China 72 28.3%
2 United States 59 23.2%
3 Germany 31 12.2%
4 Netherlands 20 7.9%
5 Viet Nam 10 3.9%
6 Brazil 8 3.1%
7 Japan 6 2.4%
8 Korea, Republic of 5 2%
9 India 4 1.6%
10 Singapore 4 1.6%
11 Sweden 4 1.6%
12 Taiwan 3 1.2%
13 Russia 3 1.2%
14 Hong Kong 3 1.2%
15 Canada 3 1.2%
16 Denmark 3 1.2%
17 Egypt 3 1.2%
18 Finland 2 0.8%
19 France 2 0.8%
20 Belgium 2 0.8%
21 Saudi Arabia 2 0.8%
22 Nepal 2 0.8%
23 Moldova, Republic of 1 0.4%
24 1 0.4%
25 Turkey 1 0.4%