According to a recent study by the U.S. Centers for Disease Control and Prevention in Atlanta, Georgia, the numbers of babies born to girls between the ages of 15-19 are dropping. Here are the numbers of births per thousand girls for each state, in descending order, as of 2010:

The rates in the southern states, Missisippi, Arknsas, Oklahoma, Texas and New Mexico, had the highest rates (50 or more per thousand). Alabama, Georgia, South Carolina, Tennessee, Kentucky, West Virginia, Louisiana and Arizona were in the second-highest tier (40-49.9 per thousand).

North Carolina, Ohio, Michigan, Indiana, Illinois, Missouri, Kansas, Nebraska, South Dakota, Montana, Wyoming, Colorado, Idaho, Nevada, California and Hawaii were in the third tier (30-39.9 per thousand).

Washington, Oregon, Utah, North Dakota, Minnesota, Iowa, Wisconson, Virginia, Pennsylvania, Maryland, New Jersey, Rhode Island and Maine were in the fourth tier (20-29.9 per thousand).

States with the lowest rates were Vermont, New Hampshire, Massachusettes and Connecticut, with fewer than 20 births per thousand.