Year	Index (Units)
1980	54.910
1981	60.110
1982	62.060
1983	62.270
1984	63.350
1985	63.484
1986	63.334
1987	64.650
1988	66.316
1989	68.194
1990	71.173
1991	72.766
1992	73.847
1993	74.561
1994	75.633
1995	77.081
1996	79.634
1997	81.136
1998	81.184
1999	81.729
2000	84.244
2001	84.735
2002	84.896
2003	86.074
2004	88.257
2005	93.209
2006	98.041
2007	102.186
2008	107.510
2009	107.809
2010	110.476
2011	113.679
2012	115.209
2013	116.431
2014	117.090
2015	116.211
2016	115.870
2017	117.900
2018	119.400
2019	119.500
2020	118.906
2021	121.772
2022	129.100
2023	132.720
2024	135.241
2025	138.298
2026	141.548
2027	145.151
2028	148.794
2029	152.266