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 302 55.2%
2 China 108 19.7%
3 Netherlands 59 10.8%
4 France 33 6%
5 Germany 24 4.4%
6 United Kingdom 8 1.5%
7 Republic of Korea 3 0.5%
8 Romania 3 0.5%
9 Thailand 2 0.4%
10 Ukraine 1 0.2%
11 Spain 1 0.2%
12 Norway 1 0.2%
13 Hong Kong 1 0.2%
14 India 1 0.2%