0 = Female
1 = Male

1 = 25 - 39 years old
2 = 40 - 54 years old
3 = 55 years or older

Highest level of education completed
1 = Middle school or lower
2 = High school
3 = Bachelor's
4 = Master's
5 = PhD or higher

Rating "family car" commercial
0 = Extremely unattractive
100 = Extremely attractive