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 680 49.6%
2 United States 324 23.6%
3 Netherlands 141 10.3%
4 Germany 89 6.5%
5 Canada 33 2.4%
6 France 32 2.3%
7 Korea, Republic of 14 1%
8 Russia 14 1%
9 Taiwan 12 0.9%
10 India 10 0.7%
11 Hong Kong 5 0.4%
12 Cote D'ivoire 4 0.3%
13 Australia 3 0.2%
14 Brazil 2 0.1%
15 Italy 2 0.1%
16 Senegal 2 0.1%
17 United Kingdom 2 0.1%
18 Belgium 1 0.1%
19 Denmark 1 0.1%
20 Finland 1 0.1%