VCF0110 R Education 4-category

QUESTION:
---------
1952-1972:  How many grades of school did you finish?
1974 AND LATER:  What is highest grade of school or year of college
you have completed? Did you get a high school diploma or pass a high 
school equivalency test? 
1974,1976: Do you have a college degree? (IF YES:) What degree is that?
1978-1984: Do you have a college degree? (IF YES:) What is the highest 
degree that you have earned?
1986 AND LATER: What is the highest degree that you have earned?

VALID_CODES:
------------
1.  Grade school or less (0-8 grades)
2.  High school (12 grades or fewer, incl. non-college
      training if applicable)
3.  Some college (13 grades or more but no degree; 
      1948 ONLY: college, no identification of degree
      status)
4.  College or advanced degree (no cases 1948)

MISSING_CODES:
--------------
0.  DK; NA; no Pre IW; short-form 'new' Cross Section 
    (1992)
Inap. question not used

NOTES:
------
See also VCF0140.
GENERAL NOTE:
Code 4 includes 1 case in 1968, 2 cases in 1976 and 4 cases in 1974
which were designated by respondents as 'honorary degrees.'
1948 NOTE 1:
Question wording is undocumented.
1948 NOTE 2:
No distinction was made between Rs holding college degrees and those 
who attended college but did not receive a degree. All cases coded 
'college' in 1948 are coded 3 -- there are no cases coded 4 for 1948.
1960 NOTE:
Personal data forms were completed for no-pre cases:  data from these
forms were incorporated.
1992 NOTE:
This was not part of the 'short-form' questionnaire; for short-form 
panel cases, however, 1990 study data were incorporated.
1994 NOTE:
For panel cases, 1992 data were incorporated.
2002 NOTE:
For panel cases, 2000 data were incorporated.
2004 NOTE:
1 respondent who did not indicate highest grade, but who indicated
no high school diploma, has been coded 2.

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

TYPE:
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Numeric  Dec 0

SOURCE_VARS:
------------
1948:  480048  
1952:  520131  
1954:  540020  
1956:  560181  
1958:  580180  
1960:  600128
1962:  620078  
1964:  640196  
1966:  660197  
1968:  680156  
1970:  700269(type 0)
1972:  720300
1974:  742418  
1976:  763389  
1978:  780513  
1980:  800436  
1982:  820542  
1984:  840438
1986:  860602  
1988:  880422  
1990:  900557  
1992:  923905,923908  
1994:  941206,941209 
1996:  960607,960610
1998:  980577  
2000:  000913  
2002:  023131
2004:  043254