Year	Index
1992	6.367
1993	27.932
1994	63.288
1995	73.651
1996	75.467
1997	76.444
1998	76.86
1999	75.877
2000	80.89
2001	85.096
2002	87.065
2003	88.027
2004	87.448
2005	86.95
2006	89.795
2007	92.303
2008	99.246
2009	98.513
2010	99.998
2011	103.903
2012	107.35
2013	110.34
2014	110.029
2015	109.699
2016	109.437
2017	110.916
2018	112.533
2019	114.555
2020	116.833
2021	119.401
2022	122.028
2023	124.714
2024	127.456