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 37 43%
2 United States 20 23.3%
3 Canada 9 10.5%
4 China 8 9.3%
5 Australia 6 7%
6 Germany 1 1.2%
7 Hong Kong 1 1.2%
8 Indonesia 1 1.2%
9 Korea, Republic of 1 1.2%
10 Spain 1 1.2%
11 United Kingdom 1 1.2%