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 35 40.2%
2 United States 23 26.4%
3 Germany 10 11.5%
4 Hong Kong 5 5.7%
5 United Kingdom 3 3.4%
6 Colombia 2 2.3%
7 Japan 2 2.3%
8 Taiwan 2 2.3%
9 Turkey 2 2.3%
10 Portugal 1 1.1%
11 Russia 1 1.1%
12 Hungary 1 1.1%