Types of teeth. 1  Incisors (eight in total): The middle four teeth on the upper and lower jaws. 2  Canines (four in total): The pointed teeth just outside the incisors. 3  Premolars (eight in total): Teeth between the canines and molars.  Molars (eight in total): Flat teeth in the rear of the mouth, best at grinding food.
The median wage in the US per person is $26,695. This tells us a lot since the median household income is at $50,500. Since the Census data looks at households, this data hones in on individual wage earners. 66 percent of Americans earn less than $41,212.
151,380,749 wage earners (had earnings in 2011). 50 percent of US wage earners made less than or equal to the median wage, estimate to be $26,965. 66 percent of US wage earners made less than or equal to $41,211.36. This information is at a granular level but extremely helpful.