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 406 32.5%
2 China 235 18.8%
3 Netherlands 175 14%
4 Germany 130 10.4%
5 United Kingdom 37 3%
6 Russia 32 2.6%
7 France 30 2.4%
8 Malaysia 19 1.5%
9 Sweden 18 1.4%
10 Ecuador 17 1.4%
11 Romania 17 1.4%
12 Korea, Republic of 15 1.2%
13 Japan 9 0.7%
14 India 9 0.7%
15 Canada 8 0.6%
16 Brazil 7 0.6%
17 Algeria 6 0.5%
18 Italy 6 0.5%
19 Pakistan 6 0.5%
20 Poland 5 0.4%
21 Chile 5 0.4%
22 Taiwan 5 0.4%
23 Brunei Darussalam 4 0.3%
24 Mexico 4 0.3%
25 Morocco 3 0.2%
26 Libya 3 0.2%
27 Norway 3 0.2%
28 Colombia 3 0.2%
29 Denmark 3 0.2%
30 Hong Kong 3 0.2%
31 Thailand 3 0.2%
32 Tunisia 3 0.2%
33 United Arab Emirates 2 0.2%
34 Iceland 2 0.2%
35 Bangladesh 2 0.2%
36 Syrian Arab Republic 2 0.2%
37 Serbia 2 0.2%
38 South Africa 2 0.2%
39 Spain 2 0.2%
40 Suriname 2 0.2%
41 New Zealand 1 0.1%
42 Iran, Islamic Republic of 1 0.1%
43 Israel 1 0.1%
44 Armenia 1 0.1%
45 Austria 1 0.1%