BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 654 72.5%
2 United States 93 10.3%
3 Germany 61 6.8%
4 China 58 6.4%
5 Canada 11 1.2%
6 France 9 1%
7 United Kingdom 3 0.3%
8 India 3 0.3%
9 Ireland 3 0.3%
10 Korea, Republic of 3 0.3%
11 Finland 2 0.2%
12 Singapore 1 0.1%
13 Ukraine 1 0.1%