sentence1: If your family moves during your school years (ages 6-15), your chance of graduating high school falls by 16 percent, the chance that you'll be economically inactive (out of school and out of work) at age 24 rises by 10 percent--and, if you are female, your chance of getting through your teens without an out-of-wedlock birth falls by 6 percent.
sentence2: Your chance of graduating high school increases for every time you move to a new location.