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
1 401 84.2%
2 China 44 9.2%
3 United States 14 2.9%
4 Germany 4 0.8%
5 Denmark 3 0.6%
6 New Zealand 2 0.4%
7 Singapore 2 0.4%
8 United Kingdom 2 0.4%
9 Spain 1 0.2%
10 Sweden 1 0.2%
11 Dominican Republic 1 0.2%
12 Austria 1 0.2%