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 107 36.8%
2 United States 79 27.1%
3 Netherlands 26 8.9%
4 Germany 14 4.8%
5 Russia 11 3.8%
6 Sweden 11 3.8%
7 Thailand 8 2.7%
8 Japan 8 2.7%
9 Cote D'ivoire 8 2.7%
10 France 6 2.1%
11 Hong Kong 5 1.7%
12 Chile 3 1%
13 Canada 2 0.7%
14 Korea, Republic of 1 0.3%
15 Singapore 1 0.3%
16 Nigeria 1 0.3%