Year	Index
1992	0.063
1993	0.773
1994	13.635
1995	69.78
1996	83.592
1997	86.664
1998	85.994
1999	78.663
2000	80.083
2001	81.499
2002	83.746
2003	85.523
2004	91.26
2005	100
2006	108.227
2007	126.177
2008	152.4
2009	154.457
2010	163.206
2011	175.861
2012	177.631
2013	181.936
2014	184.57
2015	192.042
2016	215.929
2017	243.664
2018	249.268
2019	255.5
2020	261.887
2021	268.958
2022	276.22
2023	284.507
2024	293.042