"flag:zz:Universidade do Minho","12","31.578947368421051"
"flag:us:United States","8","21.052631578947366"
"flag:cn:China","7","18.421052631578945"
"flag:nl:Netherlands","3","7.8947368421052628"
"flag:es:Spain","2","5.2631578947368416"
"flag:--:N/A","2","5.2631578947368416"
"flag:pt:Portugal","2","5.2631578947368416"
"flag:ru:Russian Federation","1","2.6315789473684208"
"flag:ca:Canada","1","2.6315789473684208"