V025019 variable label should be: 'C2a1. State Registered if Not Residence'.
V025019a variable label should be: 'C2a2. State and District of Outside Registration'.
Variable labels are present in the statement file, variable documentation, and codebook introduction.

Two cases in V025019 coded "00.NA" should have valid codes.
In SPSS:
    if V025019a = 1202 V025019 = 12.
    if V025019a = 5109 V025019 = 51.

The variable documentation for V025019 and V025019a should be as follows:

    =============================================================================
    V025019     C2a1. State Registered if Not Residence
    =============================================================================

    IF R VOTED OR IS REGISTERED NONVOTER:
    IF R REGISTERED OUTSIDE OF COUNTY OF RESIDENCE:

    QUESTION:
    ---------
    In what county and state are you registered?

    MISSING CODES:
    --------------
    00. NA
    INAP. 9,0 in C1x; 5,6,8,9,0 in C2; 1,8,9,0 in C2a; no 2002 Post interview

    NOTES:
    ------
    ICPSR state code.

    TYPE:
    -----
    Numeric  Dec 0


    =============================================================================
    V025019a    C2a2. State and District of Outside Registration
    =============================================================================

    IF R VOTED OR IS REGISTERED NONVOTER:
    IF R REGISTERED OUTSIDE OF COUNTY OF RESIDENCE:

    QUESTION:
    ---------
    In what county and state are you registered?

    MISSING CODES:
    --------------
    0000. NA
    INAP. 6,8,9,0 in C2; 1,8,9,0 in C2a; no 2002 Post interview

    TYPE:
    -----
    Numeric  Dec

    NOTE:
    -----
    First 2 digits represents ICPSR state code; second
    2 digits are district number.