{sum(if(q4=="A4",1,0),if(q5=="A4",1,0),if(q6=="A1",1,0),if(q7=="A4",1,0))}
{sum(if(q4=="A2",1,0),if(q5=="A1",1,0),if(q6=="A3",1,0),if(q7=="A2",1,0))}