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 69 49.6%
2 China 27 19.4%
3 United States 18 12.9%
4 Germany 9 6.5%
5 United Kingdom 4 2.9%
6 Hong Kong 3 2.2%
7 Korea, Republic of 3 2.2%
8 Philippines 2 1.4%
9 Singapore 1 0.7%
10 Italy 1 0.7%
11 France 1 0.7%
12 Canada 1 0.7%