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
1 271 70.4%
2 United States 65 16.9%
3 China 27 7%
4 Germany 5 1.3%
5 Hong Kong 5 1.3%
6 France 3 0.8%
7 Japan 2 0.5%
8 Malaysia 2 0.5%
9 Russia 1 0.3%
10 Singapore 1 0.3%
11 United Kingdom 1 0.3%
12 Australia 1 0.3%
13 Canada 1 0.3%