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 416 51%
2 United States 177 21.7%
3 Netherlands 53 6.5%
4 Germany 47 5.8%
5 Hong Kong 36 4.4%
6 Korea, Republic of 15 1.8%
7 Canada 14 1.7%
8 Sweden 13 1.6%
9 Taiwan 9 1.1%
10 France 5 0.6%
11 Norway 5 0.6%
12 Cote D'ivoire 4 0.5%
13 Russia 3 0.4%
14 United Kingdom 3 0.4%
15 Mexico 2 0.2%
16 Serbia 2 0.2%
17 Philippines 2 0.2%
18 Romania 2 0.2%
19 Denmark 2 0.2%
20 India 1 0.1%
21 Japan 1 0.1%
22 Macao 1 0.1%
23 Mauritius 1 0.1%
24 Turkey 1 0.1%