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 39 38.6%
2 China 21 20.8%
3 Germany 15 14.9%
4 Canada 5 5%
5 Singapore 4 4%
6 Hong Kong 2 2%
7 Republic of Korea 2 2%
8 United Kingdom 2 2%
9 Australia 2 2%
10 Japan 2 2%
11 Korea, Republic of 2 2%
12 Macao 1 1%
13 New Zealand 1 1%
14 Finland 1 1%
15 Ireland 1 1%
16 Taiwan 1 1%