BPG致力于知识的发现和传播
Total Visits of This Article
2018 | 总访问次数
排名 国家/地区 数量 占比
1 China 275 75.5%
2 United States 46 12.6%
3 Germany 15 4.1%
4 Japan 9 2.5%
5 United Kingdom 4 1.1%
6 Canada 3 0.8%
7 Netherlands 3 0.8%
8 Singapore 2 0.5%
9 Taiwan 2 0.5%
10 Ukraine 1 0.3%
11 Hong Kong 1 0.3%
12 Indonesia 1 0.3%
13 Ireland 1 0.3%
14 Finland 1 0.3%