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 89 38.4%
2 China 61 26.3%
3 Korea, Republic of 16 6.9%
4 Netherlands 9 3.9%
5 South Africa 9 3.9%
6 Lithuania 8 3.4%
7 Germany 8 3.4%
8 Sweden 5 2.2%
9 France 4 1.7%
10 Norway 3 1.3%
11 India 3 1.3%
12 Ireland 2 0.9%
13 Australia 2 0.9%
14 Brazil 2 0.9%
15 Canada 2 0.9%
16 Switzerland 2 0.9%
17 Taiwan 2 0.9%
18 Togo 2 0.9%
19 United Kingdom 1 0.4%
20 Denmark 1 0.4%
21 Hong Kong 1 0.4%