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 160 48%
2 United States 99 29.7%
3 Netherlands 24 7.2%
4 Germany 18 5.4%
5 Taiwan 8 2.4%
6 France 7 2.1%
7 India 4 1.2%
8 United Kingdom 4 1.2%
9 Singapore 2 0.6%
10 Canada 2 0.6%
11 Austria 1 0.3%
12 Macao 1 0.3%
13 Hong Kong 1 0.3%
14 Turkey 1 0.3%
15 Republic of Korea 1 0.3%