Table 4

Percentage change in prevalence rates from clean air laws with prior policies

Year	BAU (%)	Total WP alone (% change)	Partial WP (% change)	Restaurant (% chang)	Other places (% change)	Schools (% change)	All policies (% change)
2000	18.4	−0.8	−0.2	−0.5	−0.2	0.0	−1.6
2001	18.3	−1.6	−0.5	−0.9	−0.5	0.0	−3.1
2002	18.2	−2.3	−0.7	−1.4	−0.7	0.0	−4.4
2003	18.1	−2.9	−1.0	−1.8	−1.0	0.0	−5.7
2004	18.0	−2.9	−0.9	−1.8	−0.9	0.0	−5.7
2005	17.9	−2.9	−1.0	−1.8	−1.0	0.0	−5.7
2010	17.4	−2.9	−1.0	−1.8	−1.0	−0.1	−5.7
2015	17.0	−2.9	−1.0	−1.8	−1.0	−0.1	−5.8
2020	16.5	−2.9	−1.0	−1.8	−1.0	−0.1	−5.8
2025	16.0	−2.9	−1.0	−1.8	−1.0	−0.2	−5.9
2030	15.5	−2.9	−1.0	−1.8	−1.0	−0.2	−6.0
2035	15.1	−2.9	−1.0	−1.9	−1.0	−0.2	−6.0
2040	14.9	−2.9	−1.0	−1.9	−1.0	−0.3	−6.0

Percent change = (BAU prevalence rate − prevalence rate under policy)/BAU prevalence rate.
BAU, business as usual; WP, workplace.