0-9 fill up to the 1 number of customers (noc) 10-19 fill up to 4 noc 20-29 fill up to 5 noc 30-39 fill up to 2 noc 40-49 fill up to 2 noc 50-59 fill up to 1 noc 60-69 fill up to 2 noc 70-79 non
this is a lil off sorry im in a rush but its like 95% accurate :)