  
<prompt> Percentage of ever-women age 15-49 who gave a non-numeric response for ideal number of children | (1990.0, 31.3) (1997.0, 0.5) (2002.0, 3.5) (2007.0, 17.7) (2009.0, 7.8) (2012.0, 3.6) <response> The percentage of ever-women who reported a non-numeric response for ideal number of children decreased significantly from 1990 to 2002 and then increased again to reach a non-numeric response in 2012.  