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 61 32.1%
2 Sweden 35 18.4%
3 Germany 26 13.7%
4 Netherlands 25 13.2%
5 China 24 12.6%
6 Canada 8 4.2%
7 Hong Kong 5 2.6%
8 Korea, Republic of 5 2.6%
9 Singapore 1 0.5%