VCF0628 Has R Been Sure Life Would Work out as Expected

QUESTION:
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Have you usually felt pretty sure your life would work out the way you
want it to, or have there been times when you haven't been (1958:
very) sure about it?

VALID_CODES:
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1.  Haven't been sure
2.  Pretty sure
9.  DK; pro-con; it depends; both; other; refused to
    choose

MISSING_CODES:
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0.  NA; no Post IW
Inap. question not used

NOTES:
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See introductory text VCF0626.

WEIGHT:
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VCF0009/VCF0009a

TYPE:
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Numeric  Dec 0

SOURCE_VARS:
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1958:  580160
1960:  600238 
1964:  640360
1968:  680497  
1970:  700161(type 0) 
1972:  720280
1974:  742398
1976:  763738