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 64 30.9%
2 China 55 26.6%
3 Netherlands 23 11.1%
4 Sweden 18 8.7%
5 Germany 13 6.3%
6 Korea, Republic of 9 4.3%
7 Cote D'ivoire 7 3.4%
8 Canada 2 1%
9 India 2 1%
10 Taiwan 2 1%
11 Thailand 2 1%
12 New Zealand 2 1%
13 Norway 2 1%
14 Macao 2 1%
15 Israel 1 0.5%
16 Libya 1 0.5%
17 Lithuania 1 0.5%
18 Australia 1 0.5%