CDC - Behavioral Risk Factor Surveillance System

Excerpt

BRFSS has a long history in behavioral and chronic disease surveillance. Fifteen states participated in the first BRFSS, conducted in 1984.

BRFSS Datasets by Year (1984-2022)

BRFS Datasets by year

Data Year	Number of Variables	Number of States collecting surveillance data	Number of records in data set
2022	326	54	445,132
2021	303	53	438,693
2020	279	53	401,958
2019	342	52	418,268
2018	275	53	437,436
2017	358	53	450,016
2016	275	54	486,303
2015	330	53	441,456
2014	279	53	464,664
2013	359	53	491,773
2012	359	53	475,687
2011	450	53	506,022
2010	378	54	451,075
2009	405	54	432,607
2008	292	54	414,509
2007	342	54	430,912
2006	302	53	355,710
2005	329	53	356,112
2004	293	52	303,821
2003	294	54	264,684
2002	310	54	247,964
2001	291	54	212,510
2000	289	52	184,450
1999	281	52	159,989
1998	326	52	149,342
1997	268	52	135,582
1996	263	52	124,085
1995	212	50	113,934
1994	209	50	105,853
1993	197	50	102,263
1992	181	49	96,213
1991	180	48	87,846
1990	193	45	81,557
1989	162	40	66,867
1988	152	37	56,448
1987	116	33	50,081
1986	108	26	34,395
1985	100	22	25,221
1984	98	15	12,258