Annual Salary in dollars
Natural Logarithm of Annual Salary
SAT test verbal score (highest self-reported score as of 2007)
SAT test mathematics score (highest self-reported score as of 2007)
Highest grade ever completed
Age in years
1 = female 0 = male
1 = minority 0 = not minority
Height in inches
Weight in pounds
Health status: 1=poor 2=fair 3=Good 4=VeryGood 5=Excellent