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 311 40.2%
2 United States 164 21.2%
3 Sweden 100 12.9%
4 Germany 67 8.7%
5 Netherlands 50 6.5%
6 Taiwan 16 2.1%
7 Korea, Republic of 14 1.8%
8 Cote D'ivoire 10 1.3%
9 Canada 9 1.2%
10 France 9 1.2%
11 United Kingdom 6 0.8%
12 Macao 4 0.5%
13 Philippines 3 0.4%
14 Russia 2 0.3%
15 Moldova, Republic of 2 0.3%
16 Algeria 2 0.3%
17 Estonia 1 0.1%
18 Greece 1 0.1%
19 Hong Kong 1 0.1%
20 India 1 0.1%