BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 42 34.7%
2 China 41 33.9%
3 Germany 12 9.9%
4 Netherlands 9 7.4%
5 United Kingdom 5 4.1%
6 India 3 2.5%
7 Sweden 2 1.7%
8 Korea, Republic of 2 1.7%
9 Brazil 1 0.8%
10 Switzerland 1 0.8%
11 Taiwan 1 0.8%
12 Japan 1 0.8%
13 Hong Kong 1 0.8%