Health - Low birth weight babies (1) To resort data: click column headings. To download data: click here. County Name Number per 100 live births Rank Number per 100 live births Source: 1997-2018: Idaho Department of Health and Welfare (http://www.healthandwelfare.idaho.gov/Health/HealthStatistics/tabid/102/Default.aspx); 1997-2018: National Center for Health Statistics, Birth Data (http://www.cdc.gov/nchs/births.htm); DATE LAST UPDATED: November 30, 2020.