"flag:us:United States","561","50.7692307692307665"
"flag:--:N/A","332","30.0452488687782804"
"flag:de:Germany","105","9.50226244343891402"
"flag:pt:Portugal","24","2.1719457013574659"
"flag:cn:China","22","1.9909502262443437"
"flag:gb:United Kingdom","11","0.995475113122171851"
"flag:fr:France","10","0.904977375565610975"
"flag:zz:Repositório da Universidade Autónoma de Lisboa","10","0.904977375565610975"
"flag:se:Sweden","7","0.633484162895927572"
"flag:lv:Latvia","5","0.452488687782805488"
"flag:ru:Russian Federation","4","0.361990950226244335"
"flag:fi:Finland","4","0.361990950226244335"
"flag:it:Italy","3","0.271493212669683237"
"flag:ua:Ukraine","3","0.271493212669683237"
"flag:ca:Canada","1","0.0904977375565610836"
"flag:hk:Hong Kong","1","0.0904977375565610836"
"flag:sg:Singapore","1","0.0904977375565610836"
"flag:nl:Netherlands","1","0.0904977375565610836"