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 347 46.5%
2 China 254 34%
3 Germany 45 6%
4 France 30 4%
5 Netherlands 25 3.3%
6 India 9 1.2%
7 United Kingdom 9 1.2%
8 Finland 7 0.9%
9 Republic of Korea 4 0.5%
10 Romania 4 0.5%
11 Malaysia 4 0.5%
12 Ukraine 4 0.5%
13 Korea, Republic of 2 0.3%
14 Thailand 2 0.3%
15 Ecuador 1 0.1%