---

#!/bin/bash

awk -F '[:= ]+' '
{
    print

    ppid=$4
    art=$6

    sum[ppid]+=art
    count[ppid]++

    if (prev != "" && prev != ppid)
    {
        print "Average_Running_Children_of_ParentID=" prev " is " sum_prev/count_prev
    }

    prev=ppid
    sum_prev=sum[ppid]
    count_prev=count[ppid]
}
END {
    if (prev != "")
        print "Average_Running_Children_of_ParentID=" prev " is " sum[prev]/count[prev]
}
' result.txt > final.txt