Table 4.

Trends of antihypertensive medication use,2002–2021

Year	Treated total	Monotherapy		Dual therapy		3 classes or more
	Number (×1,000)	Number (×1,000)	Percent	Number (×1,000)	Percent	Number (×1,000)	Percent
2002	2,523	1,434	56.9	785	31.1	303	12.0
2003	3,213	1,669	52.0	1,088	33.9	456	14.2
2004	3,720	1,794	48.2	1,321	35.5	606	16.3
2005	4,468	2,045	45.8	1,624	36.3	799	17.9
2006	4,993	2,201	44.1	1,831	36.7	961	19.2
2007	5,398	2,338	43.3	1,973	36.6	1,087	20.1
2008	5,770	2,454	42.5	2,121	36.8	1,194	20.7
2009	6,182	2,536	41.0	2,352	38.0	1,294	20.9
2010	6,538	2,578	39.4	2,555	39.1	1,405	21.5
2011	6,772	2,627	38.8	2,721	40.2	1,424	21.0
2012	7,220	2,815	39.0	2,931	40.6	1,474	20.4
2013	7,499	2,965	39.5	3,078	41.0	1,456	19.4
2014	7,696	3,111	40.4	3,211	41.7	1,374	17.9
2015	7,944	3,251	40.9	3,334	42.0	1,359	17.1
2016	8,297	3,409	41.1	3,516	42.4	1,372	16.5
2017	8,633	3,534	40.9	3,710	43.0	1,389	16.1
2018	9,027	3,672	40.7	3,905	43.3	1,450	16.1
2019	9,512	3,865	40.6	4,127	43.4	1,520	16.0
2020	9,914	3,975	40.1	4,327	43.6	1,612	16.3
2021	10,455	4,161	39.8	4,579	43.8	1,714	16.4