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
1 648 77.1%
2 United States 86 10.2%
3 China 69 8.2%
4 Germany 10 1.2%
5 France 7 0.8%
6 Netherlands 6 0.7%
7 United Kingdom 5 0.6%
8 Hong Kong 4 0.5%
9 Europe 2 0.2%
10 Canada 1 0.1%
11 Japan 1 0.1%
12 Georgia 1 0.1%
13 Singapore 1 0.1%