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 157 57.5%
2 United States 72 26.4%
3 Germany 12 4.4%
4 Japan 7 2.6%
5 Taiwan 4 1.5%
6 Netherlands 3 1.1%
7 Hong Kong 3 1.1%
8 India 3 1.1%
9 Italy 3 1.1%
10 Canada 2 0.7%
11 Singapore 2 0.7%
12 United Kingdom 2 0.7%
13 Thailand 1 0.4%
14 Republic of Korea 1 0.4%
15 Russia 1 0.4%