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 75 36.1%
2 China 34 16.3%
3 Germany 33 15.9%
4 22 10.6%
5 Canada 14 6.7%
6 France 12 5.8%
7 India 3 1.4%
8 Netherlands 3 1.4%
9 Republic of Korea 3 1.4%
10 Turkey 2 1%
11 Brazil 2 1%
12 Egypt 1 0.5%
13 Finland 1 0.5%
14 Hong Kong 1 0.5%
15 Ukraine 1 0.5%
16 New Zealand 1 0.5%