Ration of Author to Cite himself

authorRatio

var auth = "Floridi"
var authors = document.querySelectorAll(".gs_a");
var c = 0;

for(i=0; i<authors.length; i++) {
   var name = authors[i].innerHTML;
    if (name.indexOf(auth) != -1){
        c++;
    }
}    
console.log(100*(c/authors.length));