How many more total yards of field goals did Shayne Graham kick over Dan Bailey?
return Shayne Graham ;return field goals of #1 ;return yards of #2 ;return sum of #3 ;return Dan Bailey ;return field goals of #5 ;return yards of #6 ;return sum of #7 ;return difference of #4 and  #8
['select', 'project', 'project', 'aggregate', 'select', 'project', 'project', 'aggregate', 'arithmetic']