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 169 52.2%
2 China 96 29.6%
3 Germany 19 5.9%
4 France 16 4.9%
5 India 6 1.9%
6 Netherlands 4 1.2%
7 Republic of Korea 3 0.9%
8 New Zealand 2 0.6%
9 Thailand 2 0.6%
10 Turkey 2 0.6%
11 Portugal 1 0.3%
12 Russia 1 0.3%
13 Sweden 1 0.3%
14 Korea, Republic of 1 0.3%
15 Finland 1 0.3%