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 127 37.8%
2 China 89 26.5%
3 Netherlands 65 19.3%
4 Germany 24 7.1%
5 France 12 3.6%
6 United Kingdom 4 1.2%
7 Republic of Korea 3 0.9%
8 Romania 3 0.9%
9 Hong Kong 2 0.6%
10 India 1 0.3%
11 Japan 1 0.3%
12 Australia 1 0.3%
13 Sweden 1 0.3%
14 Turkey 1 0.3%
15 Ukraine 1 0.3%
16 Ghana 1 0.3%