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
1 961 77.2%
2 China 148 11.9%
3 United States 90 7.2%
4 Canada 7 0.6%
5 United Kingdom 7 0.6%
6 France 7 0.6%
7 Germany 7 0.6%
8 Japan 3 0.2%
9 Malaysia 3 0.2%
10 Taiwan 3 0.2%
11 Ukraine 3 0.2%
12 Netherlands 2 0.2%
13 Hong Kong 2 0.2%
14 Sweden 1 0.1%
15 Australia 1 0.1%