echo of record 1
     Nancy   18   78.20

 sorted array of 1 records
     Nancy   18   78.20
 echo of record 2
     Susan   21   82.15

 sorted array of 2 records
     Susan   21   82.15
     Nancy   18   78.20
 echo of record 3
     Henry   19   68.23

 sorted array of 3 records
     Susan   21   82.15
     Nancy   18   78.20
     Henry   19   68.23
 echo of record 4
     Frank   20   71.52

 sorted array of 4 records
     Susan   21   82.15
     Nancy   18   78.20
     Frank   20   71.52
     Henry   19   68.23
 echo of record 5
     Aaron   17   98.50

 sorted array of 5 records
     Aaron   17   98.50
     Susan   21   82.15
     Nancy   18   78.20
     Frank   20   71.52
     Henry   19   68.23