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 United States 30 42.9%
2 Germany 13 18.6%
3 China 6 8.6%
4 Netherlands 4 5.7%
5 Hong Kong 4 5.7%
6 Taiwan 3 4.3%
7 Singapore 2 2.9%
8 Canada 1 1.4%
9 Ukraine 1 1.4%
10 United Kingdom 1 1.4%
11 Italy 1 1.4%
12 Japan 1 1.4%
13 New Zealand 1 1.4%
14 Republic of Korea 1 1.4%
15 France 1 1.4%