* SUPPLEMENTAL CODING TO GENERATE 1999 POPULATION COUNT.
* COUNTS ARE GENERATED ON A "DATA YEAR" (6 QUARTERS) BASIS.
* 
* THE GET FILE STATEMENT ASSUMES THAT A PERSON-LEVEL FILE WAS 
* PEEVIOUSLY CREATED AND SAVED USING THE 1999 FULL HIERARCHICAL FILE.
* IT WAS SAVED UNWEIGHTED.  ALL STATEMENTS REGARDING INCIDENT-LEVEL VARIABLES
* (V4000'S) WERE COMMENTED OUT AND MADE INACTIVE.

get file="C:\NCVS\person99.sav".

* ADJUST THE PERSON WEIGHT TO REFLECT TIME IN SAMPLE.
do if (V2003=991 and V2130=01).
compute adjwgt=0.
else if (V2003=991 and V2130=02).
compute adjwgt=V3080*1/12.
else if (V2003=991 and V2130=03).
compute adjwgt=V3080*2/12.
else if (V2003=992 and V2130=04).
compute adjwgt=V3080*3/12.
else if (V2003=992 and V2130=05).
compute adjwgt=V3080*4/12.
else if (V2003=992 and V2130=06).
compute adjwgt=V3080*5/12.
else if (V2003=993 or V2003=994
    and (V2130=07 or V2130=08 or V2130=09
    or V2130=10 or V2130=11 or V2130=12)).
compute adjwgt=V3080*6/12.
else if (V2003=001 and V2130=01).
compute adjwgt=V3080*6/12.
else if (V2003=001 and V2130=02).
compute adjwgt=V3080*5/12.
else if (V2003=001 and V2130=03).
compute adjwgt=V3080*4/12.
else if (V2003=002 and V2130=04).
compute adjwgt=V3080*3/12.
else if (V2003=002 and V2130=05).
compute adjwgt=V3080*2/12.
else if (V2003=002 and V2130=06).
compute adjwgt=V3080*1/12.
end if.

* WEIGHTED FREQUENCY ON ANY VARIABLE TO GET A TOTAL PERSON COUNT.

weight by adjwgt.
freq vars = V3018.