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
1 210 60.5%
2 China 54 15.6%
3 United States 49 14.1%
4 France 8 2.3%
5 Germany 7 2%
6 Japan 4 1.2%
7 Hong Kong 3 0.9%
8 Canada 3 0.9%
9 Singapore 2 0.6%
10 United Kingdom 2 0.6%
11 Taiwan 1 0.3%
12 India 1 0.3%
13 Malaysia 1 0.3%
14 Philippines 1 0.3%
15 Russia 1 0.3%