Table with row headings in column A and column headings in rows 4 and 5. Columns B and D are Rates. Column C is margin of error.,,,,,,, Table 6. Comparison of ACS and NCHS Fertility Indicators for Percent of Births to Teenagers (15 to 19 Years Average: 2000-2003),,,,,,, ,,,,,,, ,ACS,,NCHS,,,, ,Rate,Margin of Error1,Rate,,,, Percent of Births,7.7,0.40,11.0,,,, 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. ",,,,,,,