"flag:us:United States","18","48.648648648648653"
"flag:pt:Portugal","7","18.918918918918919"
"flag:zz:Universidade do Minho","7","18.918918918918919"
"flag:fr:France","1","2.7027027027027026"
"flag:cn:China","1","2.7027027027027026"
"flag:ca:Canada","1","2.7027027027027026"
"flag:au:Australia","1","2.7027027027027026"
"flag:br:Brazil","1","2.7027027027027026"