-6.0 -5.5 -5.0 -4.5 -4.0 -3.5 -3.0 -2.5 -2.0 -1.5 -1.0 +1.0 +1.25 +1.5 +1.75 +2.0 +2.25 +2.5 +2.75 +3.0 +3.5 +4.0 +4.5 +5.0 +5.5 +6.0