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 85 57.4%
2 China 27 18.2%
3 Germany 13 8.8%
4 Spain 8 5.4%
5 Australia 2 1.4%
6 Denmark 2 1.4%
7 Japan 2 1.4%
8 Netherlands 2 1.4%
9 New Zealand 2 1.4%
10 Singapore 1 0.7%
11 France 1 0.7%
12 Hong Kong 1 0.7%
13 Italy 1 0.7%
14 Switzerland 1 0.7%