Year	2015 = 100
1980	43.3754182285
1981	43.2842901633
1982	39.1866060233
1983	34.7345691749
1984	35.3506071914
1985	34.1259199226
1986	40.1197450622
1987	43.8627686409
1988	50.1903195195
1989	47.6104101898
1990	53.0913321126
1991	47.1153631544
1992	44.3876785922
1993	48.1762661975
1994	57.9054182867
1995	65.2962922434
1996	74.3999927292
1997	78.2269887607
1998	64.9890489298
1999	58.0930058235
2000	59.2628702733
2001	37.1585893082
2002	61.941244139
2003	51.4124640793
2004	58.0930058235
2005	56.9539272733
2006	61.5718132732
2007	73.8861759397
2008	67.7289946065
2009	69.8500820118
2010	98.491226882
2011	108.1239523136
2012	119.5240967266
2013	120.2828215944
2014	119.0299482171
2015	100
2016	102.6611471568
2017	107.1518873354
2018	124.9095061749
2019	131.4253432581
2020	135.325609769
2021	185.8068001853