BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 393 77.1%
2 United States 67 13.1%
3 Germany 14 2.7%
4 Hong Kong 9 1.8%
5 Portugal 5 1%
6 4 0.8%
7 Canada 4 0.8%
8 Syrian Arab Republic 4 0.8%
9 Senegal 3 0.6%
10 Turkey 2 0.4%
11 Lebanon 2 0.4%
12 Singapore 1 0.2%
13 Russia 1 0.2%
14 Japan 1 0.2%