US birth rates by age group
live births per 1,000 women
0
10
20
30
40
50
60
70
80
90
100
110
120
1980
1982
1984
1986
1988
1990
1992
1994
1996
1998
2000
2002
2004
2006
2008
2010
2012
2014
2016
2018
15 to 19
20 to 24
25 to 29
30 to 34
35 to 39
40 to 44