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 48 33.8%
2 China 43 30.3%
3 Germany 11 7.7%
4 Netherlands 9 6.3%
5 Cote D'ivoire 5 3.5%
6 Canada 3 2.1%
7 Malaysia 3 2.1%
8 Japan 2 1.4%
9 Korea, Republic of 2 1.4%
10 New Zealand 2 1.4%
11 Russia 2 1.4%
12 Singapore 2 1.4%
13 Spain 2 1.4%
14 Sweden 2 1.4%
15 Taiwan 2 1.4%
16 Thailand 2 1.4%
17 Ireland 1 0.7%
18 Italy 1 0.7%