Table with row headings in column A and column headings in rows 5 and 6. Columns B and D are Rates. Column C is margin of error.,,, "Table 4. Comparison of ACS and NCHS Age-Specific Fertility Rates, 4-Year Average: 2000-2003",,, ,,, "(Fertility rates are total births per 1,000 women aged 15-44 years.)",,, ,ACS,,NCHS ,Rate,Margin of Error1,Rate 15 to 19 years,35.6,2.96,44.4 20 to 24 years,109.3,3.83,105.5 25 to 29 years,116.0,3.85,114.1 30 to 34 years,100.6,3.65,92.5 35 to 39 years,50.2,3.05,41.4 40 to 44 years,14.2,2.23,8.3 Footnote:,,, 1 This figure when added to or subtracted from the estimate provide the 90-percent confidence interval.,,, "Source: U.S. Census Bureau, American Community Survey 2002-2003, Census Supplementary Survey 2000-2001 and National Vital Statistics Reports; Vol. 52, No. 19 and Vol. 53, No.9 Hyattsville, Maryland: NCHS.2004. ",,, ,,,