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 106 31.3%
2 China 89 26.3%
3 Germany 33 9.7%
4 Netherlands 18 5.3%
5 Turkey 14 4.1%
6 Russia 11 3.2%
7 Iran, Islamic Republic of 11 3.2%
8 Canada 6 1.8%
9 India 6 1.8%
10 Viet Nam 4 1.2%
11 Australia 4 1.2%
12 Hong Kong 4 1.2%
13 Hungary 3 0.9%
14 Belgium 3 0.9%
15 United Kingdom 3 0.9%
16 Spain 3 0.9%
17 Ukraine 2 0.6%
18 Croatia 2 0.6%
19 Kenya 2 0.6%
20 Korea, Republic of 2 0.6%
21 Singapore 2 0.6%
22 Slovakia 2 0.6%
23 New Zealand 2 0.6%
24 Romania 2 0.6%
25 Mexico 1 0.3%
26 Moldova, Republic of 1 0.3%
27 France 1 0.3%
28 Chile 1 0.3%
29 Sweden 1 0.3%