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 96 37.8%
2 China 56 22%
3 Netherlands 48 18.9%
4 Germany 18 7.1%
5 France 13 5.1%
6 United Kingdom 6 2.4%
7 Republic of Korea 3 1.2%
8 Romania 3 1.2%
9 Philippines 2 0.8%
10 Vietnam 1 0.4%
11 Russia 1 0.4%
12 Spain 1 0.4%
13 Taiwan 1 0.4%
14 Thailand 1 0.4%
15 Paraguay 1 0.4%
16 Iceland 1 0.4%
17 India 1 0.4%
18 Malaysia 1 0.4%