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
1 716 79.1%
2 United States 115 12.7%
3 China 44 4.9%
4 Germany 8 0.9%
5 Hong Kong 6 0.7%
6 France 4 0.4%
7 United Kingdom 4 0.4%
8 Malaysia 2 0.2%
9 Canada 2 0.2%
10 Chile 1 0.1%
11 Australia 1 0.1%
12 Italy 1 0.1%
13 Singapore 1 0.1%