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 44 29.3%
2 China 25 16.7%
3 Netherlands 19 12.7%
4 India 11 7.3%
5 Turkey 7 4.7%
6 Thailand 6 4%
7 Russia 5 3.3%
8 France 5 3.3%
9 Germany 3 2%
10 Romania 3 2%
11 Saudi Arabia 3 2%
12 United Kingdom 3 2%
13 Belgium 3 2%
14 Taiwan 2 1.3%
15 Serbia 2 1.3%
16 Ireland 2 1.3%
17 Lithuania 2 1.3%
18 Viet Nam 2 1.3%
19 Malaysia 1 0.7%
20 Singapore 1 0.7%
21 Sweden 1 0.7%