BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 25 35.7%
2 China 14 20%
3 Hong Kong 8 11.4%
4 Singapore 6 8.6%
5 Sweden 6 8.6%
6 Germany 3 4.3%
7 Korea, Republic of 2 2.9%
8 Venezuela, Bolivarian Republic of 2 2.9%
9 Cambodia 1 1.4%
10 Canada 1 1.4%
11 Spain 1 1.4%
12 Italy 1 1.4%