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
1 246 82.8%
2 United States 25 8.4%
3 China 9 3%
4 Hong Kong 4 1.3%
5 United Kingdom 3 1%
6 Canada 2 0.7%
7 Taiwan 2 0.7%
8 Ukraine 1 0.3%
9 Singapore 1 0.3%
10 Spain 1 0.3%
11 Sweden 1 0.3%
12 Germany 1 0.3%
13 Australia 1 0.3%