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 50 32.7%
2 China 29 19%
3 Germany 23 15%
4 Netherlands 17 11.1%
5 Sweden 17 11.1%
6 Hong Kong 7 4.6%
7 Korea, Republic of 6 3.9%
8 Russia 3 2%
9 United Kingdom 1 0.7%