#include <bits/stdc++.h>
using namespace std;
int main(){
	int n,x,y,h,w,a;
	while(cin>>n,n){
		int ans=0;
		while(n--){
			cin>>x>>y>>h>>w;
			int a=max(x,max(y,h));
			if(a<=60&&w<=2)ans+=600;
			else if(a<=80&&w<=5)ans+=800;
			else if(a<=100&&w<=10)ans+=1000;
			else if(a<=120&&w<=15)ans+=1200;
			else if(a<=140&&w<=20)ans+=1400;
			else if(a<=160&&w<=25)ans+=1600;
		}
		cout<<ans<<endl;
	}
}