Household identifier
0 = 1 person sampled per household

Sex - duplicate in supplement file
-8 = missing
1 = Man
2 = Woman

Age - duplicate in supplement file
-8 = missing
-7 = not asked
80 = 80 or older

1 = Less than 2000
2 = 2000 – 2999
3 = 3000 – 3999
4 = 4000 – 4999
5 = 5000 – 5999
6 = 6000 – 6999
7 = 7000 – 7999
8 = 8000 – 9999
9 = 10000 – 11999
10 = 12000 – 14999
11 = 15000 – 19999
12 = 20000 or more
97 = missing
98 = missing
99 = missing

Original education labelled
-8 = missing
1 = no qualification
2 = CSE 2-5
3 = CSE 1/GCE O
4 = ONC
5 = HNC
6 = City & Guilds
7 = Full appenticeship
8 = GCE A
9 = Teacher training
10 = Nursing qualification
11 = Other professional qualification/diploma
12 = Degree

Income from employment labelled
-9 = not available in survey

age left formal schooling
-8 = missing
0 = still in school
15 = 15 or less
21 = 21 or older

ethnicity
-9 = not possible to create
-8 = missing
1 = white
2 = black
3 = Indian/Pakistani/Bangladeshi
4 = other and mixed race

country and English region
-8 = missing
1 = North of England
2 = English Midlands
3 = East of England
4 = London and South East
5 = South & West of England
6 = Wales
7 = Scotland
8 = Northern Ireland