SPSS calculates the age and groups based on the birthday.

Compute age = datediff ($ time, birthdate, "years ").
Execute.
Save OUTFILE = 'd: \ marykay \ data \ PRD \ consultantinfoprd. Sav'
/Compressed.
Save OUTFILE = 'd: \ marykay \ data \ PRD \ consultantinfoprd. Sav'
/Compressed.
String agegroup1 (A8 ).
Recode age (19 thru 24 = '19 ~ 24') (25 thru 29 = '25 ~ 29') (30 thru 34 = '30 ~ 34 ') (35 thru 39 = '35 ~ 39 ') (40 thru 44 = '40 ~ 44') (45 thru
49 = '45 ~ 49 ') (50 thru 54 = '50 ~ 54 ') (55 thru 59 = '55 ~ 59') (else = '60 or above ') into agegroup1.
Execute.
String agegroup2 (A8 ).
Recode age (19 thru 29 = '19 ~ 29') (30 thru 39 = '30 ~ 39 ') (40 thru 49 = '40 ~ 49 ') (50 thru 59 = '50 ~ 59') (else = '60 or above ') into agegroup2.
Execute.