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
1 856 74.4%
2 United States 194 16.9%
3 China 54 4.7%
4 Germany 15 1.3%
5 Canada 10 0.9%
6 France 8 0.7%
7 United Kingdom 6 0.5%
8 Australia 3 0.3%
9 Japan 1 0.1%
10 Macao 1 0.1%
11 Malaysia 1 0.1%
12 Taiwan 1 0.1%
13 Viet Nam 1 0.1%