Year	Index (Units)
1980	37.410
1981	41.356
1982	46.269
1983	49.709
1984	53.176
1985	55.168
1986	56.196
1987	55.728
1988	56.036
1989	59.906
1990	62.169
1991	64.551
1992	65.177
1993	68.355
1994	70.864
1995	72.185
1996	73.741
1997	74.952
1998	75.824
1999	76.645
2000	79.288
2001	78.730
2002	80.530
2003	81.850
2004	83.890
2005	89.090
2006	90.560
2007	97.260
2008	102.290
2009	99.890
2010	104.100
2011	107.760
2012	109.710
2013	108.350
2014	107.670
2015	108.869
2016	109.874
2017	110.457
2018	112.008
2019	112.090
2020	111.190
2021	113.322
2022	116.614
2023	119.803
2024	121.978
2025	124.389
2026	126.906
2027	129.474
2028	132.094
2029	134.767