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
1 759 77.2%
2 United States 139 14.1%
3 China 42 4.3%
4 Germany 10 1%
5 United Kingdom 8 0.8%
6 Hong Kong 7 0.7%
7 France 7 0.7%
8 Canada 6 0.6%
9 Australia 1 0.1%
10 Japan 1 0.1%
11 Malaysia 1 0.1%
12 Sweden 1 0.1%
13 Thailand 1 0.1%