The 4:3:1 Immunization of 2-Year Olds in Indiana* National Immunization Survey, CDC
	Statewide	Indianapolis	Rest of State
January 1999-December 1999	75%	80%	75%
January 1998-December 1998	79%	78%	79%
January 1997-December 1997	74%	82%	72%
July 1996-June 1997	73%	79%	72%
January 1996-December 1996	73%	73%	72%
January 1995-December 1995	76%	78%	75%
July 1994-June 1995	73%	78%	71%
April 1994-March 1995	72%	NA	NA
April 1994-December 1994	74%	77%	74%
* The percentage of children aged 19-35 months vaccinated with the combined series of four or more doses of DTP/DT, three or more doses of poliovirus vaccine, one or more doses of MCV, and three or more doses of Hib. Source: U.S. Department of Health & Human Services, Centers for Disease Control and Prevention, National Immunization Surveys