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 47 56%
2 China 13 15.5%
3 Hong Kong 6 7.1%
4 Canada 5 6%
5 Korea, Republic of 4 4.8%
6 Taiwan 2 2.4%
7 France 2 2.4%
8 Germany 2 2.4%
9 Finland 1 1.2%
10 United Kingdom 1 1.2%
11 New Zealand 1 1.2%