Year	Index (Units)
1985	0.017
1986	0.022
1987	0.035
1988	0.058
1989	0.095
1990	0.153
1991	0.261
1992	0.434
1993	0.742
1994	1.600
1995	2.820
1996	5.080
1997	10.110
1998	17.150
1999	28.950
2000	40.240
2001	67.800
2002	87.940
2003	104.124
2004	113.863
2005	122.650
2006	134.490
2007	145.770
2008	160.440
2009	170.910
2010	181.850
2011	200.850
2012	213.230
2013	229.010
2014	247.720
2015	269.540
2016	292.540
2017	327.410
2018	393.880
2019	440.500
2020	504.810
2021	686.950
2022	1128.450
2023	1859.380
2024	2696.416
2025	3458.831
2026	4135.495
2027	4907.626
2028	5820.634
2029	6903.497
