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GSS 1972-2021 Cumulative Datafile


Sources of Job Skills

schoolngimportance formal school for you job
Text of this Question or Item
462. How important were each of the following as sources fo the 
skills that you use in your job? a. Formal schooling
Cells contain:
-Valid row pct.
-N of cases
schoolng
1
VERY IMPORTANT
2
IMPORTANT
3
SOMEWHAT IMPORTANT
4
NOT AT ALL IMPORTANT
.d
.i
.n
ROW
TOTAL
year 1972 -
0
-
0
-
0
-
0
-
0
-
1,613
-
0
-
1,613
1973 -
0
-
0
-
0
-
0
-
0
-
1,504
-
0
-
1,504
1974 -
0
-
0
-
0
-
0
-
0
-
1,484
-
0
-
1,484
1975 -
0
-
0
-
0
-
0
-
0
-
1,490
-
0
-
1,490
1976 -
0
-
0
-
0
-
0
-
0
-
1,499
-
0
-
1,499
1977 -
0
-
0
-
0
-
0
-
0
-
1,530
-
0
-
1,530
1978 -
0
-
0
-
0
-
0
-
0
-
1,532
-
0
-
1,532
1980 -
0
-
0
-
0
-
0
-
0
-
1,468
-
0
-
1,468
1982 -
0
-
0
-
0
-
0
-
0
-
1,860
-
0
-
1,860
1983 -
0
-
0
-
0
-
0
-
0
-
1,599
-
0
-
1,599
1984 -
0
-
0
-
0
-
0
-
0
-
1,473
-
0
-
1,473
1985 -
0
-
0
-
0
-
0
-
0
-
1,534
-
0
-
1,534
1986 -
0
-
0
-
0
-
0
-
0
-
1,470
-
0
-
1,470
1987 -
0
-
0
-
0
-
0
-
0
-
1,819
-
0
-
1,819
1988 -
0
-
0
-
0
-
0
-
0
-
1,481
-
0
-
1,481
1989 -
0
-
0
-
0
-
0
-
0
-
1,537
-
0
-
1,537
1990 -
0
-
0
-
0
-
0
-
0
-
1,372
-
0
-
1,372
1991 37.3
337
26.7
241
18.1
164
17.9
162
-
1
-
605
-
7
100.0
1,517
1993 -
0
-
0
-
0
-
0
-
0
-
1,606
-
0
-
1,606
1994 -
0
-
0
-
0
-
0
-
0
-
2,992
-
0
-
2,992
1996 -
0
-
0
-
0
-
0
-
0
-
2,904
-
0
-
2,904
1998 -
0
-
0
-
0
-
0
-
0
-
2,832
-
0
-
2,832
2000 -
0
-
0
-
0
-
0
-
0
-
2,817
-
0
-
2,817
2002 -
0
-
0
-
0
-
0
-
0
-
2,765
-
0
-
2,765
2004 -
0
-
0
-
0
-
0
-
0
-
2,812
-
0
-
2,812
2006 -
0
-
0
-
0
-
0
-
0
-
4,510
-
0
-
4,510
2008 -
0
-
0
-
0
-
0
-
0
-
2,023
-
0
-
2,023
2010 -
0
-
0
-
0
-
0
-
0
-
2,044
-
0
-
2,044
2012 -
0
-
0
-
0
-
0
-
0
-
1,974
-
0
-
1,974
2014 -
0
-
0
-
0
-
0
-
0
-
2,538
-
0
-
2,538
2016 -
0
-
0
-
0
-
0
-
0
-
2,867
-
0
-
2,867
2018 -
0
-
0
-
0
-
0
-
0
-
2,348
-
0
-
2,348
2021 -
0
-
0
-
0
-
0
-
0
-
4,032
-
0
-
4,032
COL TOTAL 37.3
337
26.7
241
18.1
164
17.9
162
-
1
-
67,934
-
7
100.0
68,846
Properties
Data type: numeric
Missing-data codes: .d,.i,.n
trainingimportance of on-the-job training for you job
Text of this Question or Item
462. How important were each of the following as sources fo the 
skills that you use in your job? b. Formal on-the-job training 
where you work now
Cells contain:
-Valid row pct.
-N of cases
training
1
VERY IMPORTANT
2
IMPORTANT
3
SOMEWHAT IMPORTANT
4
NOT AT ALL IMPORTANT
.d
.i
.n
ROW
TOTAL
year 1972 -
0
-
0
-
0
-
0
-
0
-
1,613
-
0
-
1,613
1973 -
0
-
0
-
0
-
0
-
0
-
1,504
-
0
-
1,504
1974 -
0
-
0
-
0
-
0
-
0
-
1,484
-
0
-
1,484
1975 -
0
-
0
-
0
-
0
-
0
-
1,490
-
0
-
1,490
1976 -
0
-
0
-
0
-
0
-
0
-
1,499
-
0
-
1,499
1977 -
0
-
0
-
0
-
0
-
0
-
1,530
-
0
-
1,530
1978 -
0
-
0
-
0
-
0
-
0
-
1,532
-
0
-
1,532
1980 -
0
-
0
-
0
-
0
-
0
-
1,468
-
0
-
1,468
1982 -
0
-
0
-
0
-
0
-
0
-
1,860
-
0
-
1,860
1983 -
0
-
0
-
0
-
0
-
0
-
1,599
-
0
-
1,599
1984 -
0
-
0
-
0
-
0
-
0
-
1,473
-
0
-
1,473
1985 -
0
-
0
-
0
-
0
-
0
-
1,534
-
0
-
1,534
1986 -
0
-
0
-
0
-
0
-
0
-
1,470
-
0
-
1,470
1987 -
0
-
0
-
0
-
0
-
0
-
1,819
-
0
-
1,819
1988 -
0
-
0
-
0
-
0
-
0
-
1,481
-
0
-
1,481
1989 -
0
-
0
-
0
-
0
-
0
-
1,537
-
0
-
1,537
1990 -
0
-
0
-
0
-
0
-
0
-
1,372
-
0
-
1,372
1991 46.5
418
27.1
244
12.6
113
13.8
124
-
4
-
605
-
9
100.0
1,517
1993 -
0
-
0
-
0
-
0
-
0
-
1,606
-
0
-
1,606
1994 -
0
-
0
-
0
-
0
-
0
-
2,992
-
0
-
2,992
1996 -
0
-
0
-
0
-
0
-
0
-
2,904
-
0
-
2,904
1998 -
0
-
0
-
0
-
0
-
0
-
2,832
-
0
-
2,832
2000 -
0
-
0
-
0
-
0
-
0
-
2,817
-
0
-
2,817
2002 -
0
-
0
-
0
-
0
-
0
-
2,765
-
0
-
2,765
2004 -
0
-
0
-
0
-
0
-
0
-
2,812
-
0
-
2,812
2006 -
0
-
0
-
0
-
0
-
0
-
4,510
-
0
-
4,510
2008 -
0
-
0
-
0
-
0
-
0
-
2,023
-
0
-
2,023
2010 -
0
-
0
-
0
-
0
-
0
-
2,044
-
0
-
2,044
2012 -
0
-
0
-
0
-
0
-
0
-
1,974
-
0
-
1,974
2014 -
0
-
0
-
0
-
0
-
0
-
2,538
-
0
-
2,538
2016 -
0
-
0
-
0
-
0
-
0
-
2,867
-
0
-
2,867
2018 -
0
-
0
-
0
-
0
-
0
-
2,348
-
0
-
2,348
2021 -
0
-
0
-
0
-
0
-
0
-
4,032
-
0
-
4,032
COL TOTAL 46.5
418
27.1
244
12.6
113
13.8
124
-
4
-
67,934
-
9
100.0
68,846
Properties
Data type: numeric
Missing-data codes: .d,.i,.n
learningimportance of learning from co-workers for you job
Text of this Question or Item
462. How important were each of the following as sources fo the 
skills that you use in your job? c. Informal learning from 
co-workers or supervisors where you work now.
Cells contain:
-Valid row pct.
-N of cases
learning
1
VERY IMPORTANT
2
IMPORTANT
3
SOMEWHAT IMPORTANT
4
NOT AT ALL IMPORTANT
.d
.i
.n
ROW
TOTAL
year 1972 -
0
-
0
-
0
-
0
-
0
-
1,613
-
0
-
1,613
1973 -
0
-
0
-
0
-
0
-
0
-
1,504
-
0
-
1,504
1974 -
0
-
0
-
0
-
0
-
0
-
1,484
-
0
-
1,484
1975 -
0
-
0
-
0
-
0
-
0
-
1,490
-
0
-
1,490
1976 -
0
-
0
-
0
-
0
-
0
-
1,499
-
0
-
1,499
1977 -
0
-
0
-
0
-
0
-
0
-
1,530
-
0
-
1,530
1978 -
0
-
0
-
0
-
0
-
0
-
1,532
-
0
-
1,532
1980 -
0
-
0
-
0
-
0
-
0
-
1,468
-
0
-
1,468
1982 -
0
-
0
-
0
-
0
-
0
-
1,860
-
0
-
1,860
1983 -
0
-
0
-
0
-
0
-
0
-
1,599
-
0
-
1,599
1984 -
0
-
0
-
0
-
0
-
0
-
1,473
-
0
-
1,473
1985 -
0
-
0
-
0
-
0
-
0
-
1,534
-
0
-
1,534
1986 -
0
-
0
-
0
-
0
-
0
-
1,470
-
0
-
1,470
1987 -
0
-
0
-
0
-
0
-
0
-
1,819
-
0
-
1,819
1988 -
0
-
0
-
0
-
0
-
0
-
1,481
-
0
-
1,481
1989 -
0
-
0
-
0
-
0
-
0
-
1,537
-
0
-
1,537
1990 -
0
-
0
-
0
-
0
-
0
-
1,372
-
0
-
1,372
1991 33.0
295
39.5
353
16.2
145
11.3
101
-
6
-
605
-
12
100.0
1,517
1993 -
0
-
0
-
0
-
0
-
0
-
1,606
-
0
-
1,606
1994 -
0
-
0
-
0
-
0
-
0
-
2,992
-
0
-
2,992
1996 -
0
-
0
-
0
-
0
-
0
-
2,904
-
0
-
2,904
1998 -
0
-
0
-
0
-
0
-
0
-
2,832
-
0
-
2,832
2000 -
0
-
0
-
0
-
0
-
0
-
2,817
-
0
-
2,817
2002 -
0
-
0
-
0
-
0
-
0
-
2,765
-
0
-
2,765
2004 -
0
-
0
-
0
-
0
-
0
-
2,812
-
0
-
2,812
2006 -
0
-
0
-
0
-
0
-
0
-
4,510
-
0
-
4,510
2008 -
0
-
0
-
0
-
0
-
0
-
2,023
-
0
-
2,023
2010 -
0
-
0
-
0
-
0
-
0
-
2,044
-
0
-
2,044
2012 -
0
-
0
-
0
-
0
-
0
-
1,974
-
0
-
1,974
2014 -
0
-
0
-
0
-
0
-
0
-
2,538
-
0
-
2,538
2016 -
0
-
0
-
0
-
0
-
0
-
2,867
-
0
-
2,867
2018 -
0
-
0
-
0
-
0
-
0
-
2,348
-
0
-
2,348
2021 -
0
-
0
-
0
-
0
-
0
-
4,032
-
0
-
4,032
COL TOTAL 33.0
295
39.5
353
16.2
145
11.3
101
-
6
-
67,934
-
12
100.0
68,846
Properties
Data type: numeric
Missing-data codes: .d,.i,.n
exptrainimportance of different employer training for job
Text of this Question or Item
462. How important were each of the following as sources fo the 
skills that you use in your job? d. Experience or training at a 
different employer
Cells contain:
-Valid row pct.
-N of cases
exptrain
1
VERY IMPORTANT
2
IMPORTANT
3
SOMEWHAT IMPORTANT
4
NOT AT ALL IMPORTANT
.d
.i
.n
ROW
TOTAL
year 1972 -
0
-
0
-
0
-
0
-
0
-
1,613
-
0
-
1,613
1973 -
0
-
0
-
0
-
0
-
0
-
1,504
-
0
-
1,504
1974 -
0
-
0
-
0
-
0
-
0
-
1,484
-
0
-
1,484
1975 -
0
-
0
-
0
-
0
-
0
-
1,490
-
0
-
1,490
1976 -
0
-
0
-
0
-
0
-
0
-
1,499
-
0
-
1,499
1977 -
0
-
0
-
0
-
0
-
0
-
1,530
-
0
-
1,530
1978 -
0
-
0
-
0
-
0
-
0
-
1,532
-
0
-
1,532
1980 -
0
-
0
-
0
-
0
-
0
-
1,468
-
0
-
1,468
1982 -
0
-
0
-
0
-
0
-
0
-
1,860
-
0
-
1,860
1983 -
0
-
0
-
0
-
0
-
0
-
1,599
-
0
-
1,599
1984 -
0
-
0
-
0
-
0
-
0
-
1,473
-
0
-
1,473
1985 -
0
-
0
-
0
-
0
-
0
-
1,534
-
0
-
1,534
1986 -
0
-
0
-
0
-
0
-
0
-
1,470
-
0
-
1,470
1987 -
0
-
0
-
0
-
0
-
0
-
1,819
-
0
-
1,819
1988 -
0
-
0
-
0
-
0
-
0
-
1,481
-
0
-
1,481
1989 -
0
-
0
-
0
-
0
-
0
-
1,537
-
0
-
1,537
1990 -
0
-
0
-
0
-
0
-
0
-
1,372
-
0
-
1,372
1991 21.9
196
28.7
256
18.6
166
30.8
275
-
8
-
605
-
11
100.0
1,517
1993 -
0
-
0
-
0
-
0
-
0
-
1,606
-
0
-
1,606
1994 -
0
-
0
-
0
-
0
-
0
-
2,992
-
0
-
2,992
1996 -
0
-
0
-
0
-
0
-
0
-
2,904
-
0
-
2,904
1998 -
0
-
0
-
0
-
0
-
0
-
2,832
-
0
-
2,832
2000 -
0
-
0
-
0
-
0
-
0
-
2,817
-
0
-
2,817
2002 -
0
-
0
-
0
-
0
-
0
-
2,765
-
0
-
2,765
2004 -
0
-
0
-
0
-
0
-
0
-
2,812
-
0
-
2,812
2006 -
0
-
0
-
0
-
0
-
0
-
4,510
-
0
-
4,510
2008 -
0
-
0
-
0
-
0
-
0
-
2,023
-
0
-
2,023
2010 -
0
-
0
-
0
-
0
-
0
-
2,044
-
0
-
2,044
2012 -
0
-
0
-
0
-
0
-
0
-
1,974
-
0
-
1,974
2014 -
0
-
0
-
0
-
0
-
0
-
2,538
-
0
-
2,538
2016 -
0
-
0
-
0
-
0
-
0
-
2,867
-
0
-
2,867
2018 -
0
-
0
-
0
-
0
-
0
-
2,348
-
0
-
2,348
2021 -
0
-
0
-
0
-
0
-
0
-
4,032
-
0
-
4,032
COL TOTAL 21.9
196
28.7
256
18.6
166
30.8
275
-
8
-
67,934
-
11
100.0
68,846
Properties
Data type: numeric
Missing-data codes: .d,.i,.n

Work Space

wherewrkdoing your job in one or several different places
Text of this Question or Item
463. When you are doing your job, do you usually do it in one 
place (like the same street address) or in several different 
places?
Cells contain:
-Valid row pct.
-N of cases
wherewrk
1
SOME PLACE
2
DIFFERENT
.i
.n
ROW
TOTAL
year 1972 -
0
-
0
-
1,613
-
0
-
1,613
1973 -
0
-
0
-
1,504
-
0
-
1,504
1974 -
0
-
0
-
1,484
-
0
-
1,484
1975 -
0
-
0
-
1,490
-
0
-
1,490
1976 -
0
-
0
-
1,499
-
0
-
1,499
1977 -
0
-
0
-
1,530
-
0
-
1,530
1978 -
0
-
0
-
1,532
-
0
-
1,532
1980 -
0
-
0
-
1,468
-
0
-
1,468
1982 -
0
-
0
-
1,860
-
0
-
1,860
1983 -
0
-
0
-
1,599
-
0
-
1,599
1984 -
0
-
0
-
1,473
-
0
-
1,473
1985 -
0
-
0
-
1,534
-
0
-
1,534
1986 -
0
-
0
-
1,470
-
0
-
1,470
1987 -
0
-
0
-
1,819
-
0
-
1,819
1988 -
0
-
0
-
1,481
-
0
-
1,481
1989 -
0
-
0
-
1,537
-
0
-
1,537
1990 -
0
-
0
-
1,372
-
0
-
1,372
1991 69.2
626
30.8
279
-
605
-
7
100.0
1,517
1993 -
0
-
0
-
1,606
-
0
-
1,606
1994 -
0
-
0
-
2,992
-
0
-
2,992
1996 -
0
-
0
-
2,904
-
0
-
2,904
1998 -
0
-
0
-
2,832
-
0
-
2,832
2000 -
0
-
0
-
2,817
-
0
-
2,817
2002 -
0
-
0
-
2,765
-
0
-
2,765
2004 -
0
-
0
-
2,812
-
0
-
2,812
2006 -
0
-
0
-
4,510
-
0
-
4,510
2008 -
0
-
0
-
2,023
-
0
-
2,023
2010 -
0
-
0
-
2,044
-
0
-
2,044
2012 -
0
-
0
-
1,974
-
0
-
1,974
2014 -
0
-
0
-
2,538
-
0
-
2,538
2016 -
0
-
0
-
2,867
-
0
-
2,867
2018 -
0
-
0
-
2,348
-
0
-
2,348
2021 -
0
-
0
-
4,032
-
0
-
4,032
COL TOTAL 69.2
626
30.8
279
-
67,934
-
7
100.0
68,846
Properties
Data type: numeric
Missing-data codes: .i,.n
findoutcan find out where you will be working
Text of this Question or Item
464. On any given day, is there some place where you find out 
where you will be working?
Cells contain:
-Valid row pct.
-N of cases
findout
1
YES
2
NO
.i
.n
ROW
TOTAL
year 1972 -
0
-
0
-
1,613
-
0
-
1,613
1973 -
0
-
0
-
1,504
-
0
-
1,504
1974 -
0
-
0
-
1,484
-
0
-
1,484
1975 -
0
-
0
-
1,490
-
0
-
1,490
1976 -
0
-
0
-
1,499
-
0
-
1,499
1977 -
0
-
0
-
1,530
-
0
-
1,530
1978 -
0
-
0
-
1,532
-
0
-
1,532
1980 -
0
-
0
-
1,468
-
0
-
1,468
1982 -
0
-
0
-
1,860
-
0
-
1,860
1983 -
0
-
0
-
1,599
-
0
-
1,599
1984 -
0
-
0
-
1,473
-
0
-
1,473
1985 -
0
-
0
-
1,534
-
0
-
1,534
1986 -
0
-
0
-
1,470
-
0
-
1,470
1987 -
0
-
0
-
1,819
-
0
-
1,819
1988 -
0
-
0
-
1,481
-
0
-
1,481
1989 -
0
-
0
-
1,537
-
0
-
1,537
1990 -
0
-
0
-
1,372
-
0
-
1,372
1991 68.5
191
31.5
88
-
1,231
-
7
100.0
1,517
1993 -
0
-
0
-
1,606
-
0
-
1,606
1994 -
0
-
0
-
2,992
-
0
-
2,992
1996 -
0
-
0
-
2,904
-
0
-
2,904
1998 -
0
-
0
-
2,832
-
0
-
2,832
2000 -
0
-
0
-
2,817
-
0
-
2,817
2002 -
0
-
0
-
2,765
-
0
-
2,765
2004 -
0
-
0
-
2,812
-
0
-
2,812
2006 -
0
-
0
-
4,510
-
0
-
4,510
2008 -
0
-
0
-
2,023
-
0
-
2,023
2010 -
0
-
0
-
2,044
-
0
-
2,044
2012 -
0
-
0
-
1,974
-
0
-
1,974
2014 -
0
-
0
-
2,538
-
0
-
2,538
2016 -
0
-
0
-
2,867
-
0
-
2,867
2018 -
0
-
0
-
2,348
-
0
-
2,348
2021 -
0
-
0
-
4,032
-
0
-
4,032
COL TOTAL 68.5
191
31.5
88
-
68,560
-
7
100.0
68,846
Properties
Data type: numeric
Missing-data codes: .i,.n
baseofopyou have base of operations
Text of this Question or Item
465. Do you have any base of operations at all?
Cells contain:
-Valid row pct.
-N of cases
baseofop
1
YES
2
NO
.i
.n
ROW
TOTAL
year 1972 -
0
-
0
-
1,613
-
0
-
1,613
1973 -
0
-
0
-
1,504
-
0
-
1,504
1974 -
0
-
0
-
1,484
-
0
-
1,484
1975 -
0
-
0
-
1,490
-
0
-
1,490
1976 -
0
-
0
-
1,499
-
0
-
1,499
1977 -
0
-
0
-
1,530
-
0
-
1,530
1978 -
0
-
0
-
1,532
-
0
-
1,532
1980 -
0
-
0
-
1,468
-
0
-
1,468
1982 -
0
-
0
-
1,860
-
0
-
1,860
1983 -
0
-
0
-
1,599
-
0
-
1,599
1984 -
0
-
0
-
1,473
-
0
-
1,473
1985 -
0
-
0
-
1,534
-
0
-
1,534
1986 -
0
-
0
-
1,470
-
0
-
1,470
1987 -
0
-
0
-
1,819
-
0
-
1,819
1988 -
0
-
0
-
1,481
-
0
-
1,481
1989 -
0
-
0
-
1,537
-
0
-
1,537
1990 -
0
-
0
-
1,372
-
0
-
1,372
1991 93.0
80
7.0
6
-
1,422
-
9
100.0
1,517
1993 -
0
-
0
-
1,606
-
0
-
1,606
1994 -
0
-
0
-
2,992
-
0
-
2,992
1996 -
0
-
0
-
2,904
-
0
-
2,904
1998 -
0
-
0
-
2,832
-
0
-
2,832
2000 -
0
-
0
-
2,817
-
0
-
2,817
2002 -
0
-
0
-
2,765
-
0
-
2,765
2004 -
0
-
0
-
2,812
-
0
-
2,812
2006 -
0
-
0
-
4,510
-
0
-
4,510
2008 -
0
-
0
-
2,023
-
0
-
2,023
2010 -
0
-
0
-
2,044
-
0
-
2,044
2012 -
0
-
0
-
1,974
-
0
-
1,974
2014 -
0
-
0
-
2,538
-
0
-
2,538
2016 -
0
-
0
-
2,867
-
0
-
2,867
2018 -
0
-
0
-
2,348
-
0
-
2,348
2021 -
0
-
0
-
4,032
-
0
-
4,032
COL TOTAL 93.0
80
7.0
6
-
68,751
-
9
100.0
68,846
Properties
Data type: numeric
Missing-data codes: .i,.n
splocnum#of workers at the location your spouse works
Text of this Question or Item
466. About how many people work at the location where your 
(husband/wife) works?
Cells contain:
-Valid row pct.
-N of cases
splocnum
1
1-9
2
10-49
3
50-99
4
100-499
5
500-999
6
1,000-1,999
7
2,000+
.d
.i
.n
ROW
TOTAL
year 1972 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,613
-
0
-
1,613
1973 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,504
-
0
-
1,504
1974 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,484
-
0
-
1,484
1975 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,490
-
0
-
1,490
1976 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,499
-
0
-
1,499
1977 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,530
-
0
-
1,530
1978 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,532
-
0
-
1,532
1980 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,468
-
0
-
1,468
1982 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,860
-
0
-
1,860
1983 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,599
-
0
-
1,599
1984 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,473
-
0
-
1,473
1985 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,534
-
0
-
1,534
1986 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,470
-
0
-
1,470
1987 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,819
-
0
-
1,819
1988 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,481
-
0
-
1,481
1989 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,537
-
0
-
1,537
1990 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,372
-
0
-
1,372
1991 26.7
126
23.3
110
11.9
56
21.2
100
4.2
20
4.0
19
8.7
41
-
30
-
1,001
-
14
100.0
1,517
1993 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,606
-
0
-
1,606
1994 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2,992
-
0
-
2,992
1996 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2,904
-
0
-
2,904
1998 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2,832
-
0
-
2,832
2000 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2,817
-
0
-
2,817
2002 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2,765
-
0
-
2,765
2004 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2,812
-
0
-
2,812
2006 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
4,510
-
0
-
4,510
2008 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2,023
-
0
-
2,023
2010 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2,044
-
0
-
2,044
2012 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
1,974
-
0
-
1,974
2014 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2,538
-
0
-
2,538
2016 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2,867
-
0
-
2,867
2018 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2,348
-
0
-
2,348
2021 -
0
-
0
-
0
-
0
-
0
-
0
-
0
-
0
-
4,032
-
0
-
4,032
COL TOTAL 26.7
126
23.3
110
11.9
56
21.2
100
4.2
20
4.0
19
8.7
41
-
30
-
68,330
-
14
100.0
68,846
Properties
Data type: numeric
Missing-data codes: .d,.i,.n
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