BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 United States 22 40%
2 China 8 14.5%
3 Australia 4 7.3%
4 Japan 4 7.3%
5 Korea, Republic of 3 5.5%
6 Switzerland 3 5.5%
7 Hong Kong 3 5.5%
8 United Kingdom 2 3.6%
9 Germany 2 3.6%
10 Canada 1 1.8%
11 New Zealand 1 1.8%
12 Singapore 1 1.8%
13 Viet Nam 1 1.8%