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 193 43.5%
2 China 128 28.8%
3 Netherlands 36 8.1%
4 Germany 27 6.1%
5 France 22 5%
6 United Kingdom 8 1.8%
7 Finland 7 1.6%
8 Republic of Korea 5 1.1%
9 Belgium 4 0.9%
10 Canada 3 0.7%
11 Spain 3 0.7%
12 India 2 0.5%
13 Ireland 1 0.2%
14 Malaysia 1 0.2%
15 Greece 1 0.2%
16 Thailand 1 0.2%
17 Ukraine 1 0.2%
18 Russia 1 0.2%