Year	per 1,000 uninfected population ages 15-49
1990	5.72339108741148
1991	6.15541293237463
1992	6.39735755167474
1993	6.51384576632296
1994	6.52599766560472
1995	6.4547967447769
1996	6.34680483458729
1997	6.13961213970232
1998	5.85543246135549
1999	5.50646961652105
2000	5.16116024659958
2001	4.80674537380353
2002	4.48708324754998
2003	4.21289816490162
2004	4.00207355272515
2005	3.79051573565695
2006	3.58541054851916
2007	3.40683489493769
2008	3.25362109151867
2009	3.09351822123061
2010	2.94567215147763
2011	2.78281536812247
2012	2.62618336120999
2013	2.46215811758009
2014	2.33327438271814
2015	2.20687048004743
2016	2.09107993545958
2017	1.95498917071466
2018	1.82693205986816