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 20 30.8%
2 China 17 26.2%
3 Japan 6 9.2%
4 Singapore 5 7.7%
5 Hong Kong 5 7.7%
6 Germany 4 6.2%
7 Denmark 2 3.1%
8 Australia 2 3.1%
9 Austria 1 1.5%
10 Netherlands 1 1.5%
11 New Zealand 1 1.5%
12 Republic of Korea 1 1.5%