Year	Smokers
1965	41.9
1970	37.4
1974	37.1
1978	34.1
1980	33.2
1983	32.1
1985	30.1
1987	28.8
1990	25.5
1993	25
1995	24.7
1997	24.7
1999	23.5
2001	22.8
2002	22.5
2004	20.9
2006	20.8
2008	20.6
2010	19.3
2012	18.1
2014	16.8