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 23 37.7%
2 China 13 21.3%
3 Germany 11 18%
4 Hong Kong 3 4.9%
5 Canada 2 3.3%
6 Netherlands 2 3.3%
7 Republic of Korea 1 1.6%
8 Singapore 1 1.6%
9 Spain 1 1.6%
10 United Kingdom 1 1.6%
11 Australia 1 1.6%
12 Greece 1 1.6%
13 Italy 1 1.6%