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 205 52.8%
2 China 129 33.2%
3 France 14 3.6%
4 Germany 12 3.1%
5 India 10 2.6%
6 Mexico 4 1%
7 Finland 3 0.8%
8 Republic of Korea 3 0.8%
9 United Kingdom 2 0.5%
10 Canada 1 0.3%
11 Spain 1 0.3%
12 Hungary 1 0.3%
13 Netherlands 1 0.3%
14 Peru 1 0.3%
15 Korea, Republic of 1 0.3%