Table 2. Sequence type results for Haemophilus influenzae type a strains, by date of onset, Alaska, 2002–2011.

Year	Month	Sequence type
2002	Nov	576
2003	Jun	23
	Jul	23
	Aug	23
	Oct	23
	Nov	23
	Dec	23
2005	Jul	23
2006	Feb	23
2007	Jul	23
	Oct	576
2008	Apr	23
	Oct	56
2009	Jun	56
	Dec	23
2010	Feb	56
	Jun	56
	Jul	576
	Aug	56
	Oct	56
	Dec	56
2011	Jan	23
	Jan	56
	May	23
	Aug	23
	Sep	576