Year	Index (Units)
1980	58.622
1981	60.938
1982	65.859
1983	65.458
1984	65.614
1985	66.018
1986	67.038
1987	64.270
1988	68.497
1989	68.407
1990	69.788
1991	67.956
1992	70.407
1993	71.653
1994	73.903
1995	77.935
1996	80.192
1997	79.031
1998	80.235
1999	78.447
2000	79.093
2001	78.574
2002	79.345
2003	76.730
2004	78.473
2005	80.637
2006	85.784
2007	89.076
2008	92.209
2009	89.926
2010	91.868
2011	96.370
2012	97.089
2013	98.948
2014	100.001
2015	100.048
2016	102.149
2017	105.250
2018	105.350
2019	105.212
2020	104.633
2021	105.112
2022	112.855
2023	117.809
2024	121.417
2025	124.154
2026	125.715
2027	127.296
2028	128.897
2029	130.518