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 China 18 34.6%
2 United States 10 19.2%
3 Japan 6 11.5%
4 Singapore 4 7.7%
5 Switzerland 3 5.8%
6 Canada 3 5.8%
7 Hong Kong 3 5.8%
8 Germany 2 3.8%
9 Macao 2 3.8%
10 United Arab Emirates 1 1.9%