"flag:us:United States","461","42.2935779816513744"
"flag:--:N/A","294","26.9724770642201861"
"flag:pl:Poland","122","11.1926605504587169"
"flag:de:Germany","95","8.71559633027522906"
"flag:cn:China","30","2.75229357798165175"
"flag:pt:Portugal","28","2.56880733944954143"
"flag:gb:United Kingdom","13","1.19266055045871555"
"flag:fr:France","11","1.00917431192660567"
"flag:ru:Russian Federation","6","0.550458715596330306"
"flag:zz:Repositório da Universidade Autónoma de Lisboa","6","0.550458715596330306"
"flag:ua:Ukraine","4","0.366972477064220204"
"flag:lv:Latvia","4","0.366972477064220204"
"flag:fi:Finland","4","0.366972477064220204"
"flag:vn:Vietnam","3","0.275229357798165153"
"flag:it:Italy","2","0.183486238532110102"
"flag:sg:Singapore","2","0.183486238532110102"
"flag:at:Austria","1","0.091743119266055051"
"flag:jp:Japan","1","0.091743119266055051"
"flag:br:Brazil","1","0.091743119266055051"
"flag:se:Sweden","1","0.091743119266055051"
"flag:mx:Mexico","1","0.091743119266055051"