VCF0711 Does Always Vote for the Same Party

QUESTION:
---------
Have you always voted for the same party or have you voted for
different parties for President?

VALID_CODES:
------------
1.  Different party
2.  Same party; mostly same party (1952-1970)

MISSING_CODES:
--------------
0.  DK; NA; no Pre IW; R has never voted
Inap. question not used

NOTES:
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GENERAL NOTE:
Prior to 1972, this question was open-ended: "mostly the same party"
(code 2) was either volunteered by respondent or deduced by
interviewer.  Starting in 1972, boxes labeled "same" or 'different"
were available for the IWR to check.

WEIGHT:
-------
VCF0009/VCF0009a

TYPE:
-----
Numeric  Dec 0

SOURCE_VARS:
------------
1952:  520072  
1956:  560094  
1958:  580073  
1960:  600096  
1962:  620037  
1964:  640155
1966:  660084  
1968:  680128 
1970:  700197(type 0) 
1972:  720157 
1974:  742212  
1976:  763180
1980:  800351