Availability for employment
0 = n/a, under 16, at work, not looking
1 = No, has job
2 = No, temporarily ill
3 = No, other reasons
4 = Yes

Citizenship
0 = Born in US
1 = Born in P.R., Guam & outlying
2 = Born abroad of US parents
3 = Naturalized US Citizen

Ability to speak English
0 = n/a, less than 5 yrs old
1 = Very well
2 = Well
3 = Not well
4 = Not at all

Number of children ever born
0 = n/a, less than 15 yrs, male
1 = No child
2 = 1 child
3 = 2 children
4 = 3 children
5 = 4 children
6 = 5 children
7 = 6 children
8 = 7 children
9 = 8 children
10 = 9 children
11 = 10 children
12 = 11 children
13 = 12 or more children

Usual hrs worked per week, 1989
0 = n/a; under 16; did not work
99 = 99 or more

Lang other than English
0 = n/a, under 5 years
1 = Yes, speaks other language
2 = No, English only

Looking for work
0 = n/a, under 16 yrs, or at work
1 = Yes
2 = No

Marital Status
0 = Now married (excl. separated)
1 = Widowed
2 = Divorced
3 = Separated
4 = Never married or under 15

Means of transportation to work
0 = n/a, not working
1 = Car, truck, van
2 = Bus or trolley bus
3 = Streetcar or trolley car
4 = Subway or elevated
5 = Railroad
6 = Ferryboat
7 = Taxicab
8 = Motorcycle
9 = Bicycle
10 = Walked
11 = Worked at home
12 = Other

Vehicle occupancy on way to work
0 = n/a
7 = 7 to 9 people
8 = 10 or more people

0 = Male
1 = Female

0 = n/a, less than 3 yrs old
1 = No school completed
2 = Nursery school
3 = Kindergarten
4 = 1st, 2nd, 3rd or 4th grade
5 = 5th, 6th, 7th, or 8th grade
6 = 9th grade
7 = 10th grade
8 = 11th grade
9 = 12th grade, no diploma
10 = HS graduate, diploma, or G.E.D.
11 = Some College, no degree
12 = Assoc. Degree, occupational
13 = Assoc. Degree, Academic
14 = Bachelors Degree
15 = Masters Degree
16 = Professional degree
17 = Doctorate degree