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 61 41.8%
2 Germany 54 37%
3 China 12 8.2%
4 Hong Kong 2 1.4%
5 Canada 2 1.4%
6 France 2 1.4%
7 United Kingdom 2 1.4%
8 Ivory Coast 2 1.4%
9 Singapore 2 1.4%
10 Slovakia 1 0.7%
11 Sweden 1 0.7%
12 Thailand 1 0.7%
13 Ireland 1 0.7%
14 Ethiopia 1 0.7%
15 Australia 1 0.7%
16 Bulgaria 1 0.7%