The data illustrates the percentage of births that were preterm births in the U.S. from 1990 to 2016. In 1990, some 10.6% of all births in the U.S. were preterm births. A preterm birth means that a child was delivered after less than 37 weeks of gestation.
1990 | 10.62 |
2000 | 11.64 |
2005 | 12.73 |
2006 | 12.8 |
2007 | 10.44 |
2008 | 10.36 |
2009 | 10.07 |
2010 | 9.98 |
2011 | 9.81 |
2012 | 9.76 |
2013 | 9.62 |
2014 | 9.57 |
2015 | 9.63 |
2016 | 9.85 |