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 80 35.7%
2 China 66 29.5%
3 Netherlands 22 9.8%
4 Germany 18 8%
5 Sweden 15 6.7%
6 Korea, Republic of 11 4.9%
7 India 3 1.3%
8 Hong Kong 2 0.9%
9 Taiwan 2 0.9%
10 Norway 2 0.9%
11 Russia 1 0.4%
12 United Kingdom 1 0.4%
13 Canada 1 0.4%