Children tested by SA Metropolitan Health District for elevated blood lead levels
Year	Number of children tested for blood lead by SAMHD	Number of children with blood lead level >= 10 µg/dL	Percent of children tested with blood lead level >= 10 µg/dL
2004	19,415	259	1.33
2005	20,387	237	1.16
2006	12,918	171	1.32
2007	14,576	155	1.06
2008	25,116	258	1.03
Data Source: SA Metropolitan Health District