42 million:Number of people ages 10 to 19 in the United States. 1.2 billion: Number of people ages 10 to 19 worldwide. That’s 1 in 5.
1.7 million: Estimated number of people in this age group worldwide who die annually.
40: Percent of deaths among U.S. teens (ages 16 to 19) related to motor vehicles.
28: Percent of U.S. high school students who report a recent episode of heavy drinking (five or more drinks within a few hours).
25: Percent of the 15 million new cases of sexually transmitted disease in the U.S. each year attributed to teenagers.
22: Percent of U.S. high school students who smoked a cigarette recently.
18: Percent of U.S. high school students who report that they rarely or never wear seat belts when traveling in a car as a passenger.
86: Percent of U.S. high school students who rarely or never wear a helmet while riding a bicycle.
17: Percent of U.S. eighth graders who have used an inhalant.
15: Percent of deaths among youth and young adults (ages 10 to 24) in U.S. resulting from homicide.
12: Percent of deaths in same age group resulting from suicide
10: Percent of U.S. high school students who are regular smokers.
5: Percent of U.S. children and adolescents who suffer from depression.
28: Percent drop, from 1990 to 2000, in pregnancy rate for U.S. teens (ages 15 to 19), with sharpest drop among black teens.
39: Percent drop in teen abortions during this same period.
49: Percent of high school seniors in the U.S. who have not used an illicit drug.
20: Increase, from 1976 to 2003, in percent of high school seniors who have not recently used cigarettes, alcohol or illegal drugs (from 26 percent to 46 percent).
SOURCES: U.S. Census Bureau, WHO, Insurance Institute for Highway Safety, CDC, American Academy of Child and Adolescent Psychiatry, National Institute on Drug Abuse, National Campaign to Prevent Teen Pregnancy, National Center for Health Statistics, Child Trends