Here are the values according to the most recent edition of THE CHIP RACK:
$1 El Rancho $10-$14 $5 Sands $10-$14 $5 Caesars $10-$14 $1 Bourbon Street $3-$4 50¢ Showboat $15-$19 $1 Holiday $20-$24
Not sure which edition Chuck was looking at.