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 201 38.9%
2 China 193 37.3%
3 Netherlands 66 12.8%
4 Germany 20 3.9%
5 France 17 3.3%
6 United Kingdom 7 1.4%
7 Romania 3 0.6%
8 Japan 2 0.4%
9 Canada 2 0.4%
10 Belgium 1 0.2%
11 Hong Kong 1 0.2%
12 Hungary 1 0.2%
13 India 1 0.2%
14 Iran, Islamic Republic of 1 0.2%
15 Thailand 1 0.2%