$6.80 $7.50
See the pattern here
$5.60
$4.45 $5.60
$7.50
$6.20 $7.50
$7.40
$3.25 $3.75
$3.60 $4.20
$6.10 $7.50
$7
$5.30
$4.10 $5.10
$34