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 73 28.3%
2 China 37 14.3%
3 Sweden 24 9.3%
4 Germany 22 8.5%
5 Netherlands 13 5%
6 Peru 10 3.9%
7 Viet Nam 8 3.1%
8 Indonesia 7 2.7%
9 Korea, Republic of 6 2.3%
10 Brazil 5 1.9%
11 Colombia 5 1.9%
12 France 4 1.6%
13 Russia 4 1.6%
14 Portugal 3 1.2%
15 Ukraine 3 1.2%
16 Hong Kong 3 1.2%
17 Belgium 3 1.2%
18 Ireland 3 1.2%
19 Mexico 3 1.2%
20 Moldova, Republic of 3 1.2%
21 Poland 2 0.8%
22 Japan 2 0.8%
23 Latvia 2 0.8%
24 Algeria 2 0.8%
25 Croatia 2 0.8%
26 Spain 2 0.8%
27 Saudi Arabia 2 0.8%
28 Serbia 2 0.8%
29 Singapore 1 0.4%
30 Switzerland 1 0.4%
31 India 1 0.4%