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 88 42.1%
2 United States 51 24.4%
3 Netherlands 22 10.5%
4 Germany 13 6.2%
5 France 9 4.3%
6 Sweden 6 2.9%
7 Canada 4 1.9%
8 Ireland 3 1.4%
9 Poland 3 1.4%
10 Russia 2 1%
11 Macao 2 1%
12 Taiwan 1 0.5%
13 Thailand 1 0.5%
14 Norway 1 0.5%
15 Korea, Republic of 1 0.5%
16 Hong Kong 1 0.5%
17 Cote D'ivoire 1 0.5%