BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 29 21.8%
2 Germany 25 18.8%
3 China 21 15.8%
4 Spain 16 12%
5 South Africa 7 5.3%
6 Kenya 7 5.3%
7 Korea, Republic of 6 4.5%
8 France 6 4.5%
9 Hong Kong 3 2.3%
10 India 3 2.3%
11 Nigeria 3 2.3%
12 New Zealand 2 1.5%
13 Ireland 2 1.5%
14 Malaysia 1 0.8%
15 Greece 1 0.8%
16 Burkina Faso 1 0.8%