29.8% Percentage of 16-year-olds with a driver's license, down from 43.8% in 1998, thanks to tighter state laws, high insurance costs and the expense of private driving schools
20% Percentage of school systems offering driver's education programs, compared with 90% in the 1980s
0 Number of times over the past two years that Supreme Court Justice Clarence Thomas has asked a question during any of the court's oral arguments
144 Number of cases that have been brought before the court since he last commented, on Feb. 22, 2006, during a death-penalty case
$1.97 million Amount that...